Changing default domain within apps

src/freedombone-app-gnusocial

src/freedombone-app-irc

src/freedombone-app-keyserver

src/freedombone-app-matrix

src/freedombone-app-mumble

src/freedombone-app-nextcloud

src/freedombone-app-postactiv

src/freedombone-app-profanity

src/freedombone-app-scuttlebot

src/freedombone-app-vpn

src/freedombone-app-xmpp

src/freedombone-template

src/freedombone-utils-dns

src/freedombone-utils-turn

src/freedombone-utils-web