Update test data for tower resolution algorithm

- locals win
- unary calls to plus/minus are not supported in favor of unaryPlus/unaryMinus
- unqualified nested classes are temporarily reported as unresolved
- function without receiver win against extension function
- explicit import win against star import

compiler/testData/diagnostics/tests/callableReference/function/extensionInClassDisallowed.kt

@@ -10,6 +10,6 @@ class A {
 }
 
 fun main() {
-    A::<!MISSING_RECEIVER, EXTENSION_IN_CLASS_REFERENCE_NOT_ALLOWED!>extInt<!>
-    A::<!MISSING_RECEIVER, EXTENSION_IN_CLASS_REFERENCE_NOT_ALLOWED!>extA<!>
+    A::<!UNRESOLVED_REFERENCE!>extInt<!>
+    A::<!UNRESOLVED_REFERENCE!>extA<!>
 }

compiler/testData/diagnostics/tests/callableReference/function/nestedConstructorFromExtension.kt

@@ -7,7 +7,7 @@ class A {
 }
     
 fun A.main() {
-    ::<!NESTED_CLASS_SHOULD_BE_QUALIFIED!>Nested<!>
+    ::<!UNRESOLVED_REFERENCE!>Nested<!>
     val y = A::Nested
     
     checkSubtype<KFunction0<A.Nested>>(y)

compiler/testData/diagnostics/tests/callableReference/function/unresolved.kt

@@ -8,5 +8,5 @@ fun main() {
     
     A::<!UNRESOLVED_REFERENCE!>bar<!>
     
-    <!UNRESOLVED_REFERENCE!>B<!>::<!DEBUG_INFO_ELEMENT_WITH_ERROR_TYPE!>bar<!>
+    <!UNRESOLVED_REFERENCE!>B<!>::<!OVERLOAD_RESOLUTION_AMBIGUITY!>bar<!>
 }