Update plasma5-workspace to version 5.22.3 / rev 170 via SR 904552
    
    https://build.opensuse.org/request/show/904552
    by user wolfi323 + dimstar_suse
    - Update to 5.22.3
      * New bugfix release
      * For more details please see:
      * https://kde.org/announcements/plasma/5/5.22.2
    - Changes since 5.22.2.1:
      * [Media Player] Skip source if it doesn't exist (kde#439309)
      * Guard calls into layer shell (kde#439356)
      * xembed-sni-proxy: Add Menu property (kde#439229)
      * Assing first screen if `screen` is null (kde#438277)