fix: fixed cast issues with t! interpolation

BREAKING CHANGE: Changed delimiter in `t!` macro variable interpolation
from `:` to `=` to solve compiler misinterpretation errors

Author: arctic-hen7

examples/core/i18n/src/templates/index.rs

@@ -7,7 +7,7 @@ pub fn index_page<G: Html>(cx: Scope) -> View<G> {
 
     view! { cx,
         p { (t!("hello", {
-            "user": username
+            "user" = username
         }, cx)) }
         a(href = link!("/about", cx)) { "About" }
     }

packages/perseus/src/translator/mod.rs

@@ -60,7 +60,8 @@ macro_rules! t {
     };
     // When there are arguments to interpolate
     ($id:expr, {
-        $($key:literal: $value:expr),+
+        // NOTE Using a colon here leads to literally impossible to solve cast errors based on compiler misinterpretations
+        $($key:literal = $value:expr),+
     }, $cx:expr) => {{
         let mut args = $crate::internal::i18n::TranslationArgs::new();
         $(