panfrost: Drop PIPE_CAP_GLSL_FEATURE_LEVEL for Bifrost

We don't want derivative instructions sneaking in from desktop GL before
we support them.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7206>
1 file changed