Fixed formatter for function expression

idea/testData/quickfix/migration/lambdaSyntax/afterLambdaInsideLambda.kt

@@ -6,6 +6,5 @@ fun foo(a: Any) {}
 
 val a = foo  @a {
 
-    val a =
-            fun (): Int = 1
+    val a = fun (): Int = 1
 }

idea/testData/quickfix/migration/lambdaSyntax/afterReceiverAndReturnInExpression.kt

@@ -1,5 +1,4 @@
 // "Migrate lambda syntax" "true"
 
 
-val a =
-        fun Int.(a: Int): String = ""
+val a = fun Int.(a: Int): String = ""

idea/testData/quickfix/migration/lambdaSyntax/lambdaSyntaxMultiple.after.data.Sample.kt

@@ -1,8 +1,6 @@
 val h = { -> }
 
-val l = @bar (
-        fun Int.bar() {
-        })
+val l = @bar (fun Int.bar() {
+})
 
-val s = (
-        fun (): Int = 5)()
+val s = (fun (): Int = 5)()

idea/testData/quickfix/migration/lambdaSyntax/lambdaSyntaxMultiple.after.kt

@@ -1,9 +1,7 @@
 // "Migrate lambda syntax in whole project" "true"
 
-val a =
-        fun (): Int {
-            val b =
-                    fun (): Int = 5
+val a = fun (): Int {
+    val b = fun (): Int = 5
 
-            return b()
-        }
+    return b()
+}