Fix nullability quick-fixes with implicit receiver #KT-17726 Fixed

idea/testData/quickfix/addExclExclCall/implicit.kt

@@ -0,0 +1,5 @@
+// "Add non-null asserted (!!) call" "true"
+
+fun String?.foo() {
+    <caret>length
+}

idea/testData/quickfix/addExclExclCall/implicit.kt.after

@@ -0,0 +1,5 @@
+// "Add non-null asserted (!!) call" "true"
+
+fun String?.foo() {
+    this!!.length
+}

idea/testData/quickfix/addExclExclCall/implicitFunctionCall.kt

@@ -0,0 +1,5 @@
+// "Add non-null asserted (!!) call" "true"
+// WITH_RUNTIME
+fun String?.foo() {
+    <caret>toLowerCase()
+}

idea/testData/quickfix/addExclExclCall/implicitFunctionCall.kt.after

@@ -0,0 +1,5 @@
+// "Add non-null asserted (!!) call" "true"
+// WITH_RUNTIME
+fun String?.foo() {
+    this!!.toLowerCase()
+}

idea/testData/quickfix/addExclExclCall/normal.kt

@@ -0,0 +1,5 @@
+// "Add non-null asserted (!!) call" "true"
+
+fun foo(a: String?) {
+    a<caret>.length
+}

idea/testData/quickfix/addExclExclCall/normal.kt.after

@@ -0,0 +1,5 @@
+// "Add non-null asserted (!!) call" "true"
+
+fun foo(a: String?) {
+    a!!.length
+}

idea/testData/quickfix/addExclExclCall/normal2.kt

@@ -0,0 +1,6 @@
+// "Add non-null asserted (!!) call" "true"
+// WITH_RUNTIME
+
+fun foo(a: String?) {
+    a<caret>.toLowerCase()
+}

idea/testData/quickfix/addExclExclCall/normal2.kt.after

@@ -0,0 +1,6 @@
+// "Add non-null asserted (!!) call" "true"
+// WITH_RUNTIME
+
+fun foo(a: String?) {
+    a!!.toLowerCase()
+}