package/dav1d: bump version to 0.6.0
Release notes:
https://code.videolan.org/videolan/dav1d/-/blob/master/NEWS
Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
[yann.morin.1998@free.fr: two spaces in hash files]
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>