**Summary**:
- Removed reply message from message_menu
- Made render_popover_buttons a bit more reusable
- Fixed issue that you can't close the reply/edit preview when you are
not focusing the message editor
- Notify only the new people that were mentioned inside the edited
message
**Follow up**
- Fix that we update the notification message for the people that we
mentioned already
- Fix that we remove the notification when a message gets deleted.
- Fix last acknowledge message id is in correct now
**Todo**:
- [x] Add tests
- [x] Change new added bindings to the `Editor::Cancel` event.
Release Notes:
- Added editing of chat messages
([#6707](https://github.com/zed-industries/zed/issues/6707)).
<img width="239" alt="Screenshot 2024-03-09 at 11 55 23"
src="https://github.com/zed-industries/zed/assets/62463826/b0949f0d-0f8b-43e1-ac20-4c6d40ac41e1">
<img width="240" alt="Screenshot 2024-03-13 at 13 34 23"
src="https://github.com/zed-industries/zed/assets/62463826/d0636da2-c5aa-4fed-858e-4bebe5695ba7">
---------
Co-authored-by: Bennet Bo Fenner <53836821+bennetbo@users.noreply.github.com>
Co-authored-by: Conrad Irwin <conrad.irwin@gmail.com>
