for toolbar title string resource and identifier (for config)

Change-Id: I2657c3cbb586a62d8075db7cb43cc064b2030f28
Reviewed-on: https://gerrit.libreoffice.org/38274Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>