Keep the DPCD macros ordered by address, and make indentation conform to
the rest of the file.

commit e045d20b
Author: Sonika Jindal <sonika.jindal@intel.com>
Date:   Thu Feb 19 13:16:44 2015 +0530

    drm: Adding edp1.4 specific dpcd macros
Signed-off-by: NJani Nikula <jani.nikula@intel.com>
Reviewed-by: NSonika Jindal <sonika.jindal@intel.com>
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>