* First draft of CouponPageMoved::has_(unactioned|dismissed)_note() method changes to avoid get_notes().
* Add static function get_note_by_name( $note_name ) to Automattic\WooCommerce\Admin\Notes\Notes class.
* Use Notes::get_note_by_name() in Notes::get_note_status().
* Use new Notes::get_note_by_name() in CouponPageMoved::has_unactioned_note().
* Use new Notes::get_note_by_name() in CouponPageMoved::has_dismissed_note().
* Add changelog for 7986/8202.