Fix for KT-7421: Unable to inherit from inner class

Fix for KT-6708: Compiler Error when extending open inner class: "java.lang.RuntimeException: Error generating primary constructor of class InnerB with kind IMPLEMENTATION"

  #KT-7421 Fixed
  #KT-6708 Fixed

compiler/testData/codegen/box/superConstructorCall/innerExtendsOuter.kt

@@ -1,7 +1,6 @@
 // When inner class extends its outer, there are two instances of the outer present in the inner:
 // the enclosing one and the one in the super call.
 // Here we test that symbols are resolved to the instance created via the super call.
-// This differs from Java, so this test may change when we revisit code generation of inner classes
 
 open class Outer(vararg val chars: Char) {
     open inner class Inner(val s: String): Outer(s[0], s[1]) {