pykmsbase: Add missing pixel formats
pykmsbase: Add missing pixel formats

Several pixel formats defined in the C++ PixelFormat class are missing
from the Python API. Add them.

Signed-off-by: Laurent Pinchart <3ded2f39a78f0d7044839546f95841842b4d7c96@ideasonboard.com>
Signed-off-by: Tomi Valkeinen <e1ca4dbb8be1acaf20734fecd2da10ed1d46a9bb@ti.com>

tomba/kmsxx,tomba/kmsxx,tomba/kmsxx,tomba/kmsxx