Convert parameter <-> receiver intention: do not add label to 'this' if not needed

#KT-17615 Fixed
#KT-30028 Fixed
#KT-32809 Fixed
#KT-28085 Fixed
#KT-37508 Fixed

Convert receiver to parameter:

#KT-37508 Fixed

idea/testData/intentions/convertReceiverToParameter/explicitThisForExtension.kt

@@ -0,0 +1,4 @@
+// WITH_RUNTIME
+fun <caret>Int.add() {
+    run { println(this + 1) }
+}

idea/testData/intentions/convertReceiverToParameter/explicitThisForExtension.kt.after

@@ -0,0 +1,4 @@
+// WITH_RUNTIME
+fun add(i: Int) {
+    i.run { println(this + 1) }
+}

idea/testData/intentions/convertReceiverToParameter/usedInAnonymousObject.kt

@@ -0,0 +1,11 @@
+interface A
+
+fun <caret>A.foo() {}
+
+fun test() {
+    object : A {
+        fun bar() {
+            foo()
+        }
+    }
+}

idea/testData/intentions/convertReceiverToParameter/usedInAnonymousObject.kt.after

@@ -0,0 +1,11 @@
+interface A
+
+fun foo(a: A) {}
+
+fun test() {
+    object : A {
+        fun bar() {
+            foo(this)
+        }
+    }
+}