fix(docs): remove note about not supporting partial updates

Now that partial updates are supported for this example, this note is no longer relevant

docs/site/tutorials/todo/todo-tutorial-putting-it-together.md

@@ -50,14 +50,6 @@ Here are some requests you can try:
 - `PATCH /todos/{id}`, using the same ID, with a body of
   `{ "desc": "need milk for cereal" }`
 
-{% include note.html content="
-In the meantime, use
-`{ \"title\": \"get the milk\", \"desc\": \"need milk for cereal\" }` as the
-body for `PATCH/todos/{id}`, as LoopBack 4 doesn't support partial updates yet.
-For more information, see
-[GitHub issue 1722](https://github.com/strongloop/loopback-next/issues/1722).
-" %}
-
 That's it! You've just created your first LoopBack 4 application!
 
 ### Where to go from here