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/scopes/AmbiguityBetweenRootAndPackage.txt

@@ -1,7 +1,7 @@
 package
 
-public val t: [ERROR : Type for testFun()]
-public fun testFun(): kotlin.Int
+public val t: kotlin.String
+public fun testFun(): kotlin.String
 
 package test {
     public fun testFun(): kotlin.Int