records: fix bibrec.additional_info upgrade script
records: fix bibrec.additional_info upgrade script

* NOTE Amends upgrade script to add column `bibrec.additional_info` in
  case it does not exist.  (closes #2132)

Co-authored-by: Jiri Kuncar <2bdffcb416fed3002465740d19a053a39918cbe5@cern.ch>
Signed-off-by: Jan Aage Lavik <8d55e006a1b29770f275a5c59a7341f17f8e69d5@cern.ch>

inveniosoftware/invenio-records,inveniosoftware/invenio-records,tiborsimko/invenio-records,tiborsimko/invenio-records