drm/i915/rps: pass struct intel_display to DISPLAY_VER()

Avoid passing drm_i915_private to DISPLAY_VER().

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://lore.kernel.org/r/5e97ee7675b32397163eb4fba17184fc1c5a04cd.1747128495.git.jani.nikula@intel.com


Signed-off-by: Jani Nikula <jani.nikula@intel.com>