[FIR] Introduce NOT_AN_ANNOTATION_CLASS diagnostic

compiler/testData/diagnostics/tests/annotations/AmbigiousAnnotationConstructor.fir.kt

@@ -1,6 +1,6 @@
 // !WITH_NEW_INFERENCE
 import java.util.ArrayList
 
-@ArrayList<Int>(1, 1) fun b() {}
+<!NOT_AN_ANNOTATION_CLASS!>@ArrayList<Int>(1, 1)<!> fun b() {}
 @<!UNRESOLVED_REFERENCE!>Xoo<!>(<!UNRESOLVED_REFERENCE!>x<!>) fun c() {}
 <!INAPPLICABLE_CANDIDATE!>@java.lang.Deprecated(<!UNRESOLVED_REFERENCE!>x<!>)<!> fun a() {}

compiler/testData/diagnostics/tests/annotations/AnnotationIdentifier.fir.kt

@@ -1,19 +0,0 @@
-// FILE: a.kt
-
-annotation class annotation
-
-// FILE: test/b.kt
-
-package test
-
-@test.annotation class annotation
-
-// FILE: other/c.kt
-
-package other
-
-annotation class My
-
-@test.annotation class Your
-
-@My class Our

compiler/testData/diagnostics/tests/annotations/AnnotationIdentifier.kt

@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 // FILE: a.kt
 
 annotation class annotation

compiler/testData/diagnostics/tests/annotations/NonAnnotationClass.fir.kt

@@ -1,3 +0,0 @@
-class Foo
-
-@Foo class Bar

compiler/testData/diagnostics/tests/annotations/NonAnnotationClass.kt

@@ -1,3 +1,4 @@
+// FIR_IDENTICAL
 class Foo
 
 <!NOT_AN_ANNOTATION_CLASS!>@Foo<!> class Bar

compiler/testData/diagnostics/tests/annotations/RecursivelyIncorrectlyAnnotatedParameter.fir.kt

@@ -1,2 +1,2 @@
 // Class constructor parameter CAN be recursively annotated
-class RecursivelyAnnotated(@RecursivelyAnnotated(1) val x: Int)
+class RecursivelyAnnotated(<!NOT_AN_ANNOTATION_CLASS, NOT_AN_ANNOTATION_CLASS!>@RecursivelyAnnotated(1)<!> val x: Int)