Frontend: Allow using KClass as annotation parameter type

compiler/testData/diagnostics/testsWithStdLib/annotations/kClass/kClassInAnnotation.kt

@@ -0,0 +1,20 @@
+import kotlin.reflect.KClass
+
+annotation class Ann1(val arg: KClass<*>)
+annotation class Ann2(vararg val arg: KClass<*>)
+annotation class Ann3(val arg: Array<KClass<*>>)
+
+class A1
+class A2
+
+Ann1(A1::class)
+Ann2(A1::class, A2::class)
+Ann3(array(A1::class, A2::class))
+class MyClass1
+
+Ann1(<!ANNOTATION_PARAMETER_MUST_BE_CONST!><!UNRESOLVED_REFERENCE!>A3<!>::class<!>)
+class MyClass2
+
+val x = A1::class
+Ann1(<!ANNOTATION_PARAMETER_MUST_BE_CONST!>x<!>)
+class MyClass3