Convert Function Type Parameter to Receiver: Drop redundant arrows

idea/testData/intentions/convertFunctionTypeParameterToReceiver/singleExplicitParameter.kt

@@ -0,0 +1,5 @@
+fun foo(n: Int, action: (<caret>Int) -> Int) = action(n)
+
+fun test() {
+    foo(1) { n -> n + 1 }
+}

idea/testData/intentions/convertFunctionTypeParameterToReceiver/singleExplicitParameter.kt.after

@@ -0,0 +1,5 @@
+fun foo(n: Int, action: Int.(<caret>) -> Int) = n.action()
+
+fun test() {
+    foo(1) { this + 1 }
+}