Rename: Support labeled expressions

#KT-7107 Fixed

idea/testData/refactoring/rename/labeledLoopByLabelRefInBreak/before/test.kt

@@ -0,0 +1,6 @@
+fun test() {
+    foo@ for (n in 1..10) {
+        if (n == 5) continue@foo
+        if (n > 8) break@/*rename*/foo
+    }
+}