Remove comments from function/property implementation template

#KT-18539 Fixed

idea/testData/multiModuleQuickFix/addMissingActualMembers/classPropertyInConstructor/jvm/My.kt.after

@@ -3,5 +3,5 @@
 
 actual class <caret>My(actual val name: String) {
     actual val age: String
-        get() = TODO("not implemented") //To change initializer of created properties use File | Settings | File Templates.
+        get() = TODO("Not yet implemented")
 }