f103012fad
Because we hard-coded the default to vec4, any platform where it doesn't have a "Dispatch Mode" field gets vec4 by default. This includes Gen11+ where vec4 is no longer a thing. Change the default so it works on newer hardware. Reviewed-by: Kenneth Graunke <kenneth@whitecape.org> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7084>