jvm-abi-gen: Remove internal declarations from ABI

#KT-65690 Fixed

plugins/jvm-abi-gen/testData/compare/internalDeclarationsStrict/base/test.kt

@@ -0,0 +1,33 @@
+package test
+
+internal fun funToBeRemoved() = Unit
+
+internal fun internalTopLevelInlineFun() = Unit
+
+internal class TopLevelClassToBeRemoved
+
+fun emptyKtClassWorkaround() = Unit
+class PublicOuterClass {
+
+    @JvmField
+    internal val fieldToBeRemoved = Unit
+
+    internal interface InternalInterfaceToBeRemoved
+
+    internal class InnerClass: InternalInterfaceToBeRemoved {
+        fun everyDeclarationShouldBeRemoved() = Unit
+
+        inline fun shouldBeRemoved() = Unit
+
+        class EffectivelyInternalClassRemoved
+    }
+
+    internal interface TransitivelyPublicInterface
+
+    data class Data internal constructor(
+        val couldNotBeRemoved: String,
+        internal val shouldBeRemoved: Any,
+    ): TransitivelyPublicInterface
+
+    internal inline fun shouldBeRemoved() = Unit
+}

plugins/jvm-abi-gen/testData/compare/internalDeclarationsStrict/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/compare/internalDeclarationsStrict/sameAbi/test.kt

@@ -0,0 +1,11 @@
+package test
+
+fun emptyKtClassWorkaround() = Unit
+class PublicOuterClass {
+
+    internal interface TransitivelyPublicInterface
+
+    data class Data internal constructor(
+        val couldNotBeRemoved: String
+    ): TransitivelyPublicInterface
+}