Change outer scope for nested class and object -- removed implicit outer class receiver.

#KT-5362 Fixed
#KT-8814 Fixed

compiler/testData/diagnostics/tests/inner/localClassInsideNested.kt

@@ -2,10 +2,10 @@ class Outer {
     class Nested {
         fun foo() {
             class Local {
-                val state = <!INACCESSIBLE_OUTER_CLASS_EXPRESSION!>outerState<!>
+                val state = <!UNRESOLVED_REFERENCE!>outerState<!>
             }
         }
     }
     
     val outerState = 42
-}
+}