jigasi: temporarily disable G722

Fixes: https://github.com/jitsi/docker-jitsi-meet/issues/1357

jigasi/rootfs/defaults/sip-communicator.properties

@@ -50,7 +50,8 @@ net.java.sip.communicator.impl.protocol.sip.acc1.VOICEMAIL_ENABLED=false
 net.java.sip.communicator.impl.protocol.sip.acc1.JITSI_MEET_ROOM_HEADER_NAME=X-Room-Name
 net.java.sip.communicator.impl.protocol.sip.acc1.JITSI_MEET_DOMAIN_BASE_HEADER_NAME=X-Domain-Base
 net.java.sip.communicator.impl.protocol.sip.acc1.Encodings.AMR-WB/16000=750
-net.java.sip.communicator.impl.protocol.sip.acc1.Encodings.G722/8000=700
+# Temporarily disable G722, see: https://github.com/jitsi/docker-jitsi-meet/issues/1357
+net.java.sip.communicator.impl.protocol.sip.acc1.Encodings.G722/8000=0
 net.java.sip.communicator.impl.protocol.sip.acc1.Encodings.GSM/8000=0
 net.java.sip.communicator.impl.protocol.sip.acc1.Encodings.H263-1998/90000=0
 net.java.sip.communicator.impl.protocol.sip.acc1.Encodings.H264/90000=0