Fix brace position

Presumably a typo during conflict resolution for
d02f75a8c36705924ddd6a5921fe3012fafce812 "Resolves: #i121420# merge sidebar
feature."

Change-Id: Id328c2d2dd0e1a3bb60b7ffd34842fd789da332a
(cherry picked from commit f86084ea6cc72ac282e3d262ec230d49807cd70f)
Reviewed-on: https://gerrit.libreoffice.org/7447
Reviewed-by: Michael Stahl <mstahl@redhat.com>
Reviewed-by: Eike Rathke <erack@redhat.com>
Reviewed-by: David Tardon <dtardon@redhat.com>
Tested-by: David Tardon <dtardon@redhat.com>