[megasync/f35] (4 commits) ...Update to 4.6.6.0.
Summary of changes:
7847b99... Fix build with ffmpeg 5. (*)
2fec877... Require full ffmpeg libs. (*)
1d2344a... Fix Changelog. (*)
5e0772a... Update to 4.6.6.0. (*)
(*) This commit already existed in another branch; no separate mail sent