[celluloid/el8] (4 commits) ...Update to 0.21.
Summary of changes:
1ab28b8... Rebuild for new mpv (*)
bcf8057... fix (*)
54c1f96... - Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass (*)
f6665a7... Update to 0.21. (*)
(*) This commit already existed in another branch; no separate mail sent