Support Array<KClass> in instantiated annotations

#KT-47703 Fixed

compiler/testData/codegen/box/annotations/instances/annotationInstances.kt

@@ -60,7 +60,7 @@ fun box(): String {
     assert(anno.intArr.contentEquals(intArrayOf(1, 2)))
     assert(anno.arrOfE.contentEquals(arrayOf(E.E0)))
     assert(anno.arrOfA.size == 1)
-//    assert(anno.arrOfK.size == 2) TODO(KT-47703): Array<KClass> to Array<j.l.Class> conversion
+    assert(anno.arrOfK.size == 2)
     val ann = anno.a
     assertEquals(ann.b, 1.toByte())
     assertEquals(ann.s, 1.toShort())

compiler/testData/codegen/box/annotations/instances/annotationInstancesEmptyDefault.kt

@@ -21,6 +21,7 @@ annotation class C(
     val i: Int = 42,
     val b: B = B(),
     val kClass: KClass<*> = B::class,
+    val kClassArray: Array<KClass<*>> = [E::class, A::class],
     val e: E = E.B,
     val aS: Array<String> = arrayOf("a", "b"),
     val aI: IntArray = intArrayOf(1, 2)
@@ -37,6 +38,7 @@ fun box(): String {
     assertEquals(42, c.i)
     assertEquals(A(), c.b.a)
     assertEquals(B::class, c.kClass)
+    assertEquals(2, c.kClassArray.size)
     assertEquals(E.B, c.e)
     assert(arrayOf("a", "b").contentEquals(c.aS))
     assert(intArrayOf(1, 2).contentEquals(c.aI))

compiler/testData/codegen/box/annotations/instances/annotationToString.kt

@@ -45,7 +45,7 @@ fun box(): String {
     )
     val s = anno.toString()
     val targetJVM = "@test.Anno(s=OK, i=42, f=2.718281828, u=43, e=E0, a=@test.A(b=1, s=1, i=1, f=1.0, d=1.0, l=1, c=c, bool=true), " +
-            "k=interface test.A (Kotlin reflection is not available), arr=[], intArr=[1, 2], arrOfE=[E0], arrOfA=[@test.Empty()])"
+            "k=interface test.A, arr=[], intArr=[1, 2], arrOfE=[E0], arrOfA=[@test.Empty()])"
     val targetJS = "@test.Anno(s=OK, i=42, f=2.718281828, u=43, e=E0, a=@test.A(b=1, s=1, i=1, f=1, d=1, l=1, c=c, bool=true), k=class A, arr=[...], intArr=[...], arrOfE=[...], arrOfA=[...])"
     val targetNative = targetJVM
         .replace(" (Kotlin reflection is not available)", "")