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

Drop another reference to struct drm_i915_private.

Reviewed-by: Gustavo Sousa <gustavo.sousa@intel.com>
Link: https://lore.kernel.org/r/cb84073ff92a99e74ff6dfb8e395365b7cbb5332.1746529001.git.jani.nikula@intel.com


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