[Encode] Fix AV1 Color Format Issue (#7658)

Currently Linux platforms should includes and supports 5 color formats
which are MFX_FOURCC_NV12, MFX_FOURCC_P010, MFX_FOURCC_RGB4, MFX_FOURCC_BGR4 and MFX_FOURCC_A2RGB10. This patch is to fix the issue that some formats not reported in open source.