Convert lambda to reference produces: fix case with qualified this

So #KT-19977 Fixed

idea/testData/intentions/convertLambdaToReference/extentionOuterScope.kt

@@ -0,0 +1,13 @@
+// IS_APPLICABLE: true
+// WITH_RUNTIME
+
+class Test {
+    fun test() {
+        with(Any()) {
+            val f = { s: String<caret> -> foo(s) }
+        }
+    }
+
+}
+
+fun Test.foo(s: String) {}

idea/testData/intentions/convertLambdaToReference/extentionOuterScope.kt.after

@@ -0,0 +1,13 @@
+// IS_APPLICABLE: true
+// WITH_RUNTIME
+
+class Test {
+    fun test() {
+        with(Any()) {
+            val f = this@Test::foo
+        }
+    }
+
+}
+
+fun Test.foo(s: String) {}

idea/testData/intentions/convertLambdaToReference/memberOuterScope.kt

@@ -0,0 +1,11 @@
+// IS_APPLICABLE: true
+// WITH_RUNTIME
+
+class Test {
+    fun test() {
+        with(Any()) {
+            val f = { s: String<caret> -> foo(s) }
+        }
+    }
+    fun foo(s: String) {}
+}

idea/testData/intentions/convertLambdaToReference/memberOuterScope.kt.after

@@ -0,0 +1,11 @@
+// IS_APPLICABLE: true
+// WITH_RUNTIME
+
+class Test {
+    fun test() {
+        with(Any()) {
+            val f = this@Test::foo
+        }
+    }
+    fun foo(s: String) {}
+}