Update breeze-gtk to version 5.23.0 / rev 104 via SR 924813
    
    https://build.opensuse.org/request/show/924813
    by user cgiboudeaux + dimstar_suse
    - Add patch to fix toolbutton appearance (kde#443626):
      * 0001-Revert-gtk3-gtk4-update-button-style.patch
    
    - Update to 5.23.0
      * New bugfix release
      * For more details please see:
      * https://kde.org/announcements/plasma/5/5.23.0
    - Changes since 5.22.90:
      * gtk3, gtk4: update button style
      * Use Breeze Light as the default color scheme
    - Add new key + signature to plasma.keyring
    
    - Update to 5.22.90
      * New feature release
      * For more details please see:
      * https://kde.org/announcements/plasma/5/5.22.90
    - Changes since 5.22.5:
      * ci: introduce .kde-ci.yml
      * Use the python version found by cmake in build_theme.sh