Pywalfox

* Added new connection error page with button for retrying the connection without restarting
* Added options for muting update and connection notifications
* Fixed incorrect connection status if native messenger disconnected without error
* Removed tab border color in Firefox 89.x

- Add support for switching between dark, light and auto mode using the CLI (more info about this [here]( https://github.com/Frewacom/pywalfox-native/releases/tag/v2.7.1))

This update contains relatively few noticeable changes for users and is mainly code refactoring and improvements.

- Add experimental support for darkreader (currently unavailable to normal users)
- Add option for automatically fetching colors on startup from the native application
- Minor UI fixes and improvements

* Accessibility improvements in the Settings page (highlight the selected button/link when using tab)
* Updated text on update page
* Bumped the minimum required version of the Pywalfox native messaging application

- Fixed issue where the debugging section would not display connection status and version correctly
- Fixed issue with custom colors not resetting on Fetch for the non-selected theme mode
- Minor style improvements to Settings page