office/JabRef: Update doinst.sh.
office/JabRef: Update doinst.sh.

Signed-off-by: Willy Sudiarto Raharjo <370971f3b2b804ed58e63f6bfe153fc3c112b006@slackbuilds.org>

panosmdma/SlackOnly-SlackBuilds,panosmdma/SlackOnly-SlackBuilds,panosmdma/SlackOnly-SlackBuilds,panosmdma/SlackOnly-SlackBuilds,panosmdma/SlackOnly-SlackBuilds,panosmdma/SlackOnly-SlackBuilds,panosmdma/SlackOnly-SlackBuilds