anv: support P010 format for video 10-bit hevc decoding

anv: support P010 format for video 10-bit hevc decoding

Only for video 10-bit hevc decoding, so shouldn't enable such as YCbCr
conversion.

v1. Fix to avoid YCbCr CTS tests for this format.
( Lionel Landwerlin <lionel.g.landwerlin@intel.com> )

v2. Add a flag can_video so we could handle supported video formats
neatly.
( Lionel Landwerlin <lionel.g.landwerlin@intel.com> )

Signed-off-by: Hyunjun Ko <zzoon@igalia.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22202>