Remove comments from function/property implementation template

#KT-18539 Fixed

idea/testData/quickfix/makePrivateAndOverrideMember/parameterHasProtected.after.kt

@@ -2,6 +2,6 @@
 // DISABLE-ERRORS
 class A(private val name: String) : JavaInterface {
     override fun getName(): String {
-        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+        TODO("Not yet implemented")
     }
 }