fdo#85825 unify alignment tooltips

Change-Id: I413a69aa6dabb8975863505384f1c26fa16bc0ff
Reviewed-on: https://gerrit.libreoffice.org/12272
Reviewed-by: Samuel Mehrbrodt <s.mehrbrodt@gmail.com>
Tested-by: Samuel Mehrbrodt <s.mehrbrodt@gmail.com>