Changes compared to: 21.2
Enhancements:
- Improves the performance of post saving. #20380
Bugfixes:
- Fixes a bug where the notifications counter of the admin bar menu would not show with the correct style on the frontend. #20645
Non user facing:
- Updates external dependencies. #20504
- Adds upsell to the premium page. #20622
- Adds upsell on the plugin page when the promotion is on. #20623
