drm/xe/stolen: switch from BUG_ON() to WARN_ON() in compat
We're pretty much never supposed to be using BUG_ON(). Switch to
WARN_ON().
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://lore.kernel.org/r/d14c693a3387a5d89bb88e81349639b5ec5663fb.1758732183.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>