J2K: correct conversion of nested class references

#KT-5294 Fixed
 #KT-5400 Fixed

j2k/tests/testData/ast/constructors/nestedClassNameInParameterDefaults3.kt

@@ -0,0 +1,17 @@
+package pack
+
+import pack.A.Nested
+
+class A(nested: Nested = Nested(Nested.FIELD)) {
+
+    class Nested(p: Int) {
+        class object {
+
+            public val FIELD: Int = 0
+        }
+    }
+}
+
+class B {
+    var nested: Nested
+}