jvm-abi-gen: Remove internal declarations from ABI

#KT-65690 Fixed

plugins/jvm-abi-gen/testData/content/internalClassAndCopyMethodStrict/directives.txt

@@ -0,0 +1,3 @@
+// TREAT_INTERNAL_AS_PRIVATE
+// REMOVE_PRIVATE_CLASSES
+// REMOVE_DATA_CLASS_COPY_IF_CONSTRUCTOR_IS_PRIVATE

plugins/jvm-abi-gen/testData/content/internalClassAndCopyMethodStrict/signatures.txt

@@ -0,0 +1,16 @@
+@kotlin.Metadata
+public final class test/Test$EverythingExceptTheClassAndPropertyToBeRemoved {
+    // source: 'test.kt'
+    public final inner class test/Test$EverythingExceptTheClassAndPropertyToBeRemoved
+    public final @org.jetbrains.annotations.NotNull method component1(): java.lang.Object
+    public method equals(@org.jetbrains.annotations.Nullable p0: java.lang.Object): boolean
+    public final @org.jetbrains.annotations.NotNull method getA(): java.lang.Object
+    public method hashCode(): int
+    public @org.jetbrains.annotations.NotNull method toString(): java.lang.String
+}
+@kotlin.Metadata
+public final class test/Test {
+    // source: 'test.kt'
+    public final inner class test/Test$EverythingExceptTheClassAndPropertyToBeRemoved
+    public method <init>(): void
+}

plugins/jvm-abi-gen/testData/content/internalClassAndCopyMethodStrict/test.kt

@@ -0,0 +1,7 @@
+package test
+
+class Test {
+    internal data class ClassToBeRemoved internal constructor(val a: Any)
+
+    data class EverythingExceptTheClassAndPropertyToBeRemoved internal constructor(val a: Any)
+}