jvm-abi-gen: only keep relevant InnerClasses from current module

If a class is not referenced by the ABI class file, its InnerClasses
entry should only be kept if it's the current class or a descendant
of the current class.

plugins/jvm-abi-gen/testData/content/innerClasses/innerClasses.kt

@@ -2,13 +2,19 @@
 class InAnnotation {}
 
 class InPublicMethod {
-    fun foo(x: Outer.Middle.Inner) {}
+    fun foo(x: Outer.Middle.Inner): Class<*> = OuterKt.MiddleKt.InnerKt::class.java
 }
 
 class InPrivateMethod {
-    private fun foo(x: Outer.Middle.Inner) {}
+    private fun foo(x: Outer.Middle.Inner): Class<*> = OuterKt.MiddleKt.InnerKt::class.java
 }
 
 class InInlineMethod {
-    inline fun foo(): Class<*> = Outer.Middle.Inner::class.java
+    inline fun foo(x: Outer.Middle.Inner): Class<*> = OuterKt.MiddleKt.InnerKt::class.java
+}
+
+class OuterKt {
+    class MiddleKt {
+        class InnerKt
+    }
 }