Unused symbol: handling of import as alias not only for objects / enums #KT-11933 Fixed

idea/testData/quickfix/removeUnused/usedFunAsAlias.kt

@@ -0,0 +1,11 @@
+// "Safe delete 'useMe'" "false"
+// ACTION: Convert function to property
+// ACTION: Convert to block body
+// ACTION: Create test
+// ACTION: Specify return type explicitly
+
+import useMe as used
+
+fun <caret>useMe() = 0
+
+fun foo() = used()