drm/edid/firmware: convert to drm device specific logging

Conform to device specific logging.

v2: Include [CONNECTOR:%d:%s] (Ville)

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/14f3a1e55729c9157aae93fc45320d05cc4cc7bc.1666614699.git.jani.nikula@intel.com