streamout_buffers is assigned after that function, so the previous
fix was completely wrong. This probably fix something when streamout
buffers and push constants are used/inlined in the same shader.
Fixes: 378e2d2414 ("radv: fix computing number of user SGPRs for streamout buffers")
Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>