[FIR] Add PLATFORM_CLASS_MAPPED_TO_KOTLIN

compiler/fir/analysis-tests/testData/resolveWithStdlib/functionX.kt

@@ -1,6 +1,8 @@
-import kotlin.jvm.functions.Function0
+// WITH_EXTENDED_CHECKERS
 
-val x: Function0<Int> = <!INITIALIZER_TYPE_MISMATCH!>{ 42 }<!>
+import <!PLATFORM_CLASS_MAPPED_TO_KOTLIN!>kotlin.jvm.functions.Function0<!>
+
+val x: <!PLATFORM_CLASS_MAPPED_TO_KOTLIN, PLATFORM_CLASS_MAPPED_TO_KOTLIN!>Function0<Int><!> = <!INITIALIZER_TYPE_MISMATCH!>{ 42 }<!>
 
 val y: Function1<String, String> = { it }
 

compiler/fir/analysis-tests/testData/resolveWithStdlib/intellij/IntersectionWithJavaString.kt

@@ -1,7 +1,8 @@
 // FULL_JDK
 // ISSUE: KT-48113
+// WITH_EXTENDED_CHECKERS
 
 fun collapse(path: String) {
-    val result = (path as java.lang.String).replace("123", "456")
+    val result = (path as <!PLATFORM_CLASS_MAPPED_TO_KOTLIN!>java.lang.String<!>).replace("123", "456")
     if (result !== path) {}
 }

compiler/fir/analysis-tests/testData/resolveWithStdlib/multiModule/Basic.kt

@@ -1,3 +1,4 @@
+// WITH_EXTENDED_CHECKERS
 // MODULE: m1
 // FILE: base.kt
 
@@ -5,7 +6,7 @@ package hello
 
 class Hello(val msg: String)
 
-class Test(val set: java.util.Set<*>)
+class Test(val set: <!PLATFORM_CLASS_MAPPED_TO_KOTLIN!>java.util.Set<*><!>)
 
 // MODULE: m2(m1)
 // FILE: user.kt