[vlc/f30] (5 commits) ...Merge branch 'master' into f30

Summary of changes: 49215ee... Rebuild for new libplacebo version (*) dcdcafa... - Rebuild for ffmpeg-4.3 git (*) 9524022... - Rebuild for x265 (*) ee6b5e1... Update to current snapshot (*) f38e469... Merge branch 'master' into f30 (*) This commit already existed in another branch; no separate mail sent