virgl: add missing members in virgl_caps_v2 in 22.2
The cherry pick 3ae1f012 adds max_uniform_block_size to the virgl_caps_v2 struct without the video_caps, so max_uniform_block_size contains the wrong data which regresses OpenGL 4.3 down to 3.0.
The cherry pick 3ae1f012 adds max_uniform_block_size to the virgl_caps_v2 struct without the video_caps, so max_uniform_block_size contains the wrong data which regresses OpenGL 4.3 down to 3.0.