[vlc/el9] (14 commits) ...Use compat-ffmpeg4 for F36+

Summary of changes: 98c4ce0... Update to 3.0.17 (*) 88ad023... Fixup (*) f633042... Fixup private headers usage (*) 4e98573... Update to 3.0.17.2 (rfbz#6241) (*) 3d97202... Drop deprecated libmp4v2 (*) 9d48235... Drop unused libdv (*) 74419de... Drop unused libtar (*) ad0c8bd... Reverse condition (*) f86d80f... Drop libdc1394 for el9+ (*) 9d2b877... Drop unused minizip (*) b835a22... Update to 3.0.17.4 (*) ccc8619... Condition lirc (*) ca75b3e... Switch placebo fedora only for now (*) 6bcb482... Use compat-ffmpeg4 for F36+ (*) (*) This commit already existed in another branch; no separate mail sent