Merge changes from topic "lockscreen-notif-settings-page" into main

* changes:
  Replace the existing notifications on lock screen preferences with new page
  Implement the preference switch for minimalism on ls settings page
  Implement the Hide seen notifications toggle
  Implement the hide silent notifications toggle
  Implement the show sensitive content toggle
  Implement the main switch of notifications on lock screen
  Add the new settings page for lock screen notifs