Mark some Kotlin ranges as Immutable.

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PiperOrigin-RevId: 666968224

Author: java-team-github-bot

core/src/main/java/com/google/errorprone/bugpatterns/threadsafety/WellKnownMutability.java

@@ -228,6 +228,10 @@ private static ImmutableMap<String, AnnotationInfo> buildImmutableClasses(
         .add("kotlin.Pair", "A", "B")
         .add("kotlin.Triple", "A", "B", "C")
         .add("kotlin.time.Duration")
+        .add("kotlin.ranges.IntRange")
+        .add("kotlin.ranges.LongRange")
+        .add("kotlin.ranges.UIntRange")
+        .add("kotlin.ranges.ULongRange")
         .add("org.threeten.bp.Duration")
         .add("org.threeten.bp.Instant")
         .add("org.threeten.bp.LocalDate")