Remove comments from function/property implementation template

#KT-18539 Fixed

idea/testData/quickfix/createFromUsage/createFunction/invoke/invokeOnLibType.kt.after

@@ -8,5 +8,5 @@ fun test(): A<String> {
 }
 
 private operator fun Int.invoke(i: Int, s: String): A<String> {
-    TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+    TODO("Not yet implemented")
 }

idea/testData/quickfix/createFromUsage/createFunction/invoke/invokeOnUserType.kt.after

@@ -2,7 +2,7 @@
 
 class A<T>(val n: T) {
     operator fun invoke(t: T, s: String): B<String> {
-        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+        TODO("Not yet implemented")
     }
 }
 

idea/testData/quickfix/createFromUsage/createFunction/invoke/invokeOnUserTypeWithTypeParams.kt.after

@@ -2,7 +2,7 @@
 
 class A<T>(val n: T) {
     operator fun <V> invoke(u: T, s: String): B<V> {
-        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+        TODO("Not yet implemented")
     }
 }
 

idea/testData/quickfix/createFromUsage/createFunction/invoke/invokeWithExplicitParamNamesOnUserType.kt.after

@@ -3,7 +3,7 @@
 
 class A<T>(val n: T) {
     operator fun invoke(abc: T, ghi: A<T>, def: String): A<T> {
-        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+        TODO("Not yet implemented")
     }
 }
 

idea/testData/quickfix/createFromUsage/createFunction/invoke/lambdaArgument.kt.after

@@ -9,5 +9,5 @@ fun test() {
 }
 
 private operator fun Test.invoke(function: () -> Unit) {
-    TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+    TODO("Not yet implemented")
 }