fix(jigasi): remove unused envs

Author: emrahcom

jigasi/rootfs/defaults/xmpp-sip-communicator.properties

@@ -3,7 +3,6 @@
 {{ $JIGASI_XMPP_PASSWORD := .Env.JIGASI_XMPP_PASSWORD | default "replaceme" -}}
 {{ $PUBLIC_URL_DOMAIN := .Env.PUBLIC_URL | default "https://localhost:8443" | trimPrefix "https://" | trimSuffix "/" -}}
 {{ $XMPP_AUTH_DOMAIN := .Env.XMPP_AUTH_DOMAIN | default "auth.meet.jitsi" -}}
-{{ $XMPP_DOMAIN := .Env.XMPP_DOMAIN | default "meet.jitsi" -}}
 {{ $XMPP_INTERNAL_MUC_DOMAIN := .Env.XMPP_INTERNAL_MUC_DOMAIN | default "internal-muc.meet.jitsi" -}}
 {{ $XMPP_PORT := .Env.XMPP_PORT | default "5222" -}}
 {{ $XMPP_SERVER := .Env.XMPP_SERVER | default "xmpp.meet.jitsi" -}}