* Fix brightness slider choppiness

Make setting the brightness function async to prevent stutter on some devices.

* Fix implicit .begin deprecation warning

---------
Co-authored-by: Amir Dahan <amirdahan24@gmail.com>
Co-authored-by: Erik Reider <35975961+ErikReider@users.noreply.github.com>

This addresses https://github.com/ErikReider/SwayNotificationCenter/issues/359

* Apply color on widget title

* Update dnd.scss

* Update style.scss

* Bumped version requirements for libhandy and gtk-layer-shell

* Bumped Ubuntu Action version to 23.10

* Add MPRIS player background blur

* Added edge fade

* Only blur cover if the size or source changes

* Add app icon above the regular icon

* Fixed linting issues

* Tweaked the CSS

* Moved to SCSS from regular CSS

* Fixed Ubuntu build

* Initial animation work

* Added custom icon

* Fixed collapse icon not being symbolic

* Centered collapse button

* Fixed group of 2 notifications being invisible

* Added back notification logic

Notifications are now separated into their own group depending on their provided name

* Added close all button

Also changed the notification close button icon to the new provided icon

* Fixed replacing notifications not working as expected

* Fixed group sensitivity not being set when auto collapsed

* Don't group notis with no provided app-name/desktop-file

Also adds parsing of desktop file in NotiModel which helps with getting and using the display name as the group name

* Remove testing notifications

* General fixes

* Added fade to cc viewport

* Added padding to cc viewport fade

* Call on_expand_change on close all button click

* Updated README

* Sort critical notification groups before regular groups

* Added group title icon

* Fixed not being able to navigate through single notifications

* Scroll to top of group on expand

* Fix non expanded single noti groups being clickable

* Fixed linting issues

* Added styling

* Fixed invalid style reload cast

* Set lower ordered notifications content opacity to 0

* Added hover effect to groups

* Fix togglebutton in menu dropdown

* Minor bugfixes and fix typo in readme

"buttons-gird" -> "buttons-grid"

* Add toggle button

* Toggle button documentation

* Fix issues

* Add env variable for toggle button

* Add state update command for toggle buttons

* Fix Uncrustify

* Update README

change 2fa regex to allow for 8 digits in a row