Remove comments from function/property implementation template

#KT-18539 Fixed

idea/testData/quickfix/createFromUsage/createVariable/property/extensionPropertyOnTypeFromAnotherPackage.after.kt

@@ -5,7 +5,7 @@ import package1.A
 
 private val package2.A.foo: Any
     get() {
-        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+        TODO("Not yet implemented")
     }
 
 class X {

idea/testData/quickfix/createFromUsage/createVariable/property/extensionValOnGroovyType.after.kt

@@ -3,7 +3,7 @@
 
 private val A.foo: String?
     get() {
-        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+        TODO("Not yet implemented")
     }
 
 fun test(): String? {

idea/testData/quickfix/createFromUsage/createVariable/property/extensionValOnJavaType.after.kt

@@ -3,7 +3,7 @@
 
 private val A.foo: String?
     get() {
-        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+        TODO("Not yet implemented")
     }
 
 fun test(): String? {

idea/testData/quickfix/createFromUsage/createVariable/property/extensionWithTypeParameterAsReceiver.kt.after

@@ -1,6 +1,6 @@
 private val <T> T.bar: Int
     get() {
-        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+        TODO("Not yet implemented")
     }
 
 // "Create extension property 'T.bar'" "true"

idea/testData/quickfix/createFromUsage/createVariable/property/nullableReceiver.kt.after

@@ -1,6 +1,6 @@
 private val String?.notExistingVal: Int
     get() {
-        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+        TODO("Not yet implemented")
     }
 
 // "Create extension property 'String?.notExistingVal'" "true"

idea/testData/quickfix/createFromUsage/createVariable/property/valOnLibObject.kt.after

@@ -3,7 +3,7 @@
 
 private val Unit.foo: Int
     get() {
-        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+        TODO("Not yet implemented")
     }
 
 fun test() {

idea/testData/quickfix/createFromUsage/createVariable/property/valOnLibType.kt.after

@@ -3,7 +3,7 @@
 
 private val Int.foo: A<Int>
     get() {
-        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+        TODO("Not yet implemented")
     }
 
 class A<T>(val n: T)

idea/testData/quickfix/createFromUsage/createVariable/property/varOnLibType.kt.after

@@ -3,7 +3,7 @@
 
 private var Int.foo: A<String>
     get() {
-        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
+        TODO("Not yet implemented")
     }
     set() {}