drm/i915/bios: Extract struct lvds_lfp_data_ptr_table

All the LFP data table pointers have uniform layout. Turn
that into a struct.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220317171948.10400-2-ville.syrjala@linux.intel.com


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