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/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<!>
 }