[Jetsnack] Remove color states from the JetsnackColors (#1331)

Unnecessary state reads for colors, which never change.
Following official [M3 color
scheme](https://cs.android.com/androidx/platform/frameworks/support/+/androidx-main:compose/material3/material3/src/commonMain/kotlin/androidx/compose/material3/ColorScheme.kt?q=androidx.compose.material3.ColorScheme)

Author: mlykotom

Jetsnack/app/src/main/java/com/example/jetsnack/ui/theme/Theme.kt

@@ -21,11 +21,7 @@ import androidx.compose.material.Colors
 import androidx.compose.material.MaterialTheme
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.CompositionLocalProvider
-import androidx.compose.runtime.Stable
-import androidx.compose.runtime.getValue
-import androidx.compose.runtime.mutableStateOf
-import androidx.compose.runtime.remember
-import androidx.compose.runtime.setValue
+import androidx.compose.runtime.Immutable
 import androidx.compose.runtime.staticCompositionLocalOf
 import androidx.compose.ui.graphics.Color
 
@@ -107,169 +103,44 @@ object JetsnackTheme {
 /**
  * Jetsnack custom Color Palette
  */
-@Stable
-class JetsnackColors(
-    gradient6_1: List<Color>,
-    gradient6_2: List<Color>,
-    gradient3_1: List<Color>,
-    gradient3_2: List<Color>,
-    gradient2_1: List<Color>,
-    gradient2_2: List<Color>,
-    gradient2_3: List<Color>,
-    brand: Color,
-    brandSecondary: Color,
-    uiBackground: Color,
-    uiBorder: Color,
-    uiFloated: Color,
-    interactivePrimary: List<Color> = gradient2_1,
-    interactiveSecondary: List<Color> = gradient2_2,
-    interactiveMask: List<Color> = gradient6_1,
-    textPrimary: Color = brand,
-    textSecondary: Color,
-    textHelp: Color,
-    textInteractive: Color,
-    textLink: Color,
-    tornado1: List<Color>,
-    iconPrimary: Color = brand,
-    iconSecondary: Color,
-    iconInteractive: Color,
-    iconInteractiveInactive: Color,
-    error: Color,
-    notificationBadge: Color = error,
-    isDark: Boolean
-) {
-    var gradient6_1 by mutableStateOf(gradient6_1)
-        private set
-    var gradient6_2 by mutableStateOf(gradient6_2)
-        private set
-    var gradient3_1 by mutableStateOf(gradient3_1)
-        private set
-    var gradient3_2 by mutableStateOf(gradient3_2)
-        private set
-    var gradient2_1 by mutableStateOf(gradient2_1)
-        private set
-    var gradient2_2 by mutableStateOf(gradient2_2)
-        private set
-    var gradient2_3 by mutableStateOf(gradient2_3)
-        private set
-    var brand by mutableStateOf(brand)
-        private set
-    var brandSecondary by mutableStateOf(brandSecondary)
-        private set
-    var uiBackground by mutableStateOf(uiBackground)
-        private set
-    var uiBorder by mutableStateOf(uiBorder)
-        private set
-    var uiFloated by mutableStateOf(uiFloated)
-        private set
-    var interactivePrimary by mutableStateOf(interactivePrimary)
-        private set
-    var interactiveSecondary by mutableStateOf(interactiveSecondary)
-        private set
-    var interactiveMask by mutableStateOf(interactiveMask)
-        private set
-    var textPrimary by mutableStateOf(textPrimary)
-        private set
-    var textSecondary by mutableStateOf(textSecondary)
-        private set
-    var textHelp by mutableStateOf(textHelp)
-        private set
-    var textInteractive by mutableStateOf(textInteractive)
-        private set
-    var tornado1 by mutableStateOf(tornado1)
-        private set
-    var textLink by mutableStateOf(textLink)
-        private set
-    var iconPrimary by mutableStateOf(iconPrimary)
-        private set
-    var iconSecondary by mutableStateOf(iconSecondary)
-        private set
-    var iconInteractive by mutableStateOf(iconInteractive)
-        private set
-    var iconInteractiveInactive by mutableStateOf(iconInteractiveInactive)
-        private set
-    var error by mutableStateOf(error)
-        private set
-    var notificationBadge by mutableStateOf(notificationBadge)
-        private set
-    var isDark by mutableStateOf(isDark)
-        private set
-
-    fun update(other: JetsnackColors) {
-        gradient6_1 = other.gradient6_1
-        gradient6_2 = other.gradient6_2
-        gradient3_1 = other.gradient3_1
-        gradient3_2 = other.gradient3_2
-        gradient2_1 = other.gradient2_1
-        gradient2_2 = other.gradient2_2
-        gradient2_3 = other.gradient2_3
-        brand = other.brand
-        brandSecondary = other.brandSecondary
-        uiBackground = other.uiBackground
-        uiBorder = other.uiBorder
-        uiFloated = other.uiFloated
-        interactivePrimary = other.interactivePrimary
-        interactiveSecondary = other.interactiveSecondary
-        interactiveMask = other.interactiveMask
-        textPrimary = other.textPrimary
-        textSecondary = other.textSecondary
-        textHelp = other.textHelp
-        textInteractive = other.textInteractive
-        textLink = other.textLink
-        tornado1 = other.tornado1
-        iconPrimary = other.iconPrimary
-        iconSecondary = other.iconSecondary
-        iconInteractive = other.iconInteractive
-        iconInteractiveInactive = other.iconInteractiveInactive
-        error = other.error
-        notificationBadge = other.notificationBadge
-        isDark = other.isDark
-    }
-
-    fun copy(): JetsnackColors = JetsnackColors(
-        gradient6_1 = gradient6_1,
-        gradient6_2 = gradient6_2,
-        gradient3_1 = gradient3_1,
-        gradient3_2 = gradient3_2,
-        gradient2_1 = gradient2_1,
-        gradient2_2 = gradient2_2,
-        gradient2_3 = gradient2_3,
-        brand = brand,
-        brandSecondary = brandSecondary,
-        uiBackground = uiBackground,
-        uiBorder = uiBorder,
-        uiFloated = uiFloated,
-        interactivePrimary = interactivePrimary,
-        interactiveSecondary = interactiveSecondary,
-        interactiveMask = interactiveMask,
-        textPrimary = textPrimary,
-        textSecondary = textSecondary,
-        textHelp = textHelp,
-        textInteractive = textInteractive,
-        textLink = textLink,
-        tornado1 = tornado1,
-        iconPrimary = iconPrimary,
-        iconSecondary = iconSecondary,
-        iconInteractive = iconInteractive,
-        iconInteractiveInactive = iconInteractiveInactive,
-        error = error,
-        notificationBadge = notificationBadge,
-        isDark = isDark,
-    )
-}
+@Immutable
+data class JetsnackColors(
+    val gradient6_1: List<Color>,
+    val gradient6_2: List<Color>,
+    val gradient3_1: List<Color>,
+    val gradient3_2: List<Color>,
+    val gradient2_1: List<Color>,
+    val gradient2_2: List<Color>,
+    val gradient2_3: List<Color>,
+    val brand: Color,
+    val brandSecondary: Color,
+    val uiBackground: Color,
+    val uiBorder: Color,
+    val uiFloated: Color,
+    val interactivePrimary: List<Color> = gradient2_1,
+    val interactiveSecondary: List<Color> = gradient2_2,
+    val interactiveMask: List<Color> = gradient6_1,
+    val textPrimary: Color = brand,
+    val textSecondary: Color,
+    val textHelp: Color,
+    val textInteractive: Color,
+    val textLink: Color,
+    val tornado1: List<Color>,
+    val iconPrimary: Color = brand,
+    val iconSecondary: Color,
+    val iconInteractive: Color,
+    val iconInteractiveInactive: Color,
+    val error: Color,
+    val notificationBadge: Color = error,
+    val isDark: Boolean
+)
 
 @Composable
 fun ProvideJetsnackColors(
     colors: JetsnackColors,
     content: @Composable () -> Unit
 ) {
-    val colorPalette = remember {
-        // Explicitly creating a new object here so we don't mutate the initial [colors]
-        // provided, and overwrite the values set in it.
-        colors.copy()
-    }
-    colorPalette.update(colors)
-    CompositionLocalProvider(LocalJetsnackColors provides colorPalette, content = content)
+    CompositionLocalProvider(LocalJetsnackColors provides colors, content = content)
 }
 
 private val LocalJetsnackColors = staticCompositionLocalOf<JetsnackColors> {