Create From Usage: Do not generate unnecessary/skip necessary empty lines

idea/testData/quickfix/createFromUsage/createFunction/binaryOperations/afterPlusOnLibType.kt

@@ -8,4 +8,4 @@ fun test() {
 
 fun Int.plus(A: A<Int>): A<Int> {
     throw UnsupportedOperationException("not implemented") //To change body of created functions use File | Settings | File Templates.
-}
+}