Quality of life changes and fixes

This is a patch release that addresses important issues and also adds quality of life changes.

What's new in v1.7.4.2:

• Fixed an issue where wallpapers getting stuck after Explorer crash/restart.
• Fixed wallpapers temporarily unpausing during screen settings change.
• Web wallpaper audio can be muted real-time.
  Settings -> Audio -> Master volume -> 0.
• "Play audio only when desktop is focused" now works with web wallpapers.
• Better Customize menu error handling when option not available.
• Updated WebView2 library.
• Updated Spanish translation.
  Credit: Omar Pro Gamer

What's new in v1.7.4.0:

• Complete code rewrite with better architecture which makes future development easier.
• Webpage wallpapers no longer turns black when paused!
• Updated .net core runtime 3.1.21
  (May prompt a restart.)
• Updated CefSharp browser.
• Updated mpv player.
• Updated libraries.
• Added Azerbaijani language.
  Credit: Sha'an Aliyev

SHA256:
0683fe78bede802eece570da143e8c26c75753374f57c964907c672b66d12b6e