Introduce Parameter: Implement "Introduce lambda parameter"

idea/testData/refactoring/introduceLambdaParameter/lambdaParamOfUnit.kt.after

@@ -0,0 +1,12 @@
+// WITH_DEFAULT_VALUE: false
+fun foo(a: Int) {
+
+}
+
+fun bar(a: Int, __dummyTestFun__: (Int) -> Unit) {
+    __dummyTestFun__(a)
+}
+
+fun test() {
+    bar(1) { a -> foo(a + 1) }
+}