radv: fix checking the return value of cs_finalize()

cs_finalize() now returns a Vulkan error code and VK_SUCCESS is 0.

Fixes: 64a92ef7a26 ("radv/winsys: Distinguish device/host memory errors.")
Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5629>
1 file changed