Add muxer for vvcc byte stream format.
Add AV_CODEC_ID_VVC to ff_mp4_obj_type.
Add AV_CODEC_ID_VVC to ISO Media codec (VvcConfigurationBox vvi1,
vvc1 defined in ISO/IEC 14496-15:2021).
Add VvcConfigurationBox vvcC which extends FullBox type in
ISO/IEC 14496-15:2021.

Tested with:
    ffmpeg -i NovosobornayaSquare_1920x1080.mp4 -c:v libvvenc test.mp4 && ffmpeg -i test.mp4 -f null -
    ffmpeg -i NovosobornayaSquare_1920x1080.mp4 -c:v copy test.mp4     && ffmpeg -i test.mp4 -f md5 -
Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Thomas Siedel <thomas.ff@spin-digital.com>
Co-Authored-By: Nuo Mi <nuomi2021@gmail.com>