Update xmpp-hostname-change for new ejabberd package.
Update xmpp-hostname-change for new ejabberd package.

vignanl/Plinth,freedomboxtwh/Plinth,vignanl/Plinth,vignanl/Plinth,kkampardi/Plinth,jvalleroy/plinth-debian,freedomboxtwh/Plinth,kkampardi/Plinth,harry-7/Plinth,freedomboxtwh/Plinth,harry-7/Plinth,kkampardi/Plinth,vignanl/Plinth,kkampardi/Plinth,kkampardi/Plinth,freedomboxtwh/Plinth,harry-7/Plinth,jvalleroy/plinth-debian,harry-7/Plinth,vignanl/Plinth,jvalleroy/plinth-debian,freedomboxtwh/Plinth,harry-7/Plinth,jvalleroy/plinth-debian,jvalleroy/plinth-debian