[kodi/f38] (12 commits) ...Update to Kodi 20.3

Summary of changes: 882c918... Rebuilt for Python 3.12 (*) 9acb493... Use new shebang macro (*) de82b31... Fix build with fmt-10 (*) 715bed2... Fix gcc error (*) 30b26a2... Rebuild for spdlog soname bump (*) 6417b46... Rebuild for new libplist (*) b4cd37c... Fix mariadb BuildRequires (RFBZ#6771) (*) 6f23d1e... Use upstream python-3.12 fix (*) e0b778d... Add another Python 3.12 fix (RFBZ#6783) (*) febfc77... Use compat-ffmpeg5 (*) bc0d726... Revert "Use compat-ffmpeg5" (*) 44025cc... Update to Kodi 20.3 (*) (*) This commit already existed in another branch; no separate mail sent