panfrost: Cleanup panfrost_get_param

Move DEPTH_CLIP_DISABLE_SEPARATE back next to DEPTH_CLIP_DISABLE, and
remove a dead return statement.

Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6609>
1 file changed