Upgrade Jitsi (v8960-2 -> v8960-3) and pass jitsi_user_username explicitly

It would work even without explicitly passing `jitsi_user_username` as
auto-detection logic will run. Passing it explicitly spares the Jitsi
role some work.

Related to:

- https://github.com/mother-of-all-self-hosting/ansible-role-jitsi/pull/2
- https://github.com/spantaleev/matrix-docker-ansible-deploy/issues/2974#issuecomment-1784256903

group_vars/matrix_servers

@@ -2491,6 +2491,8 @@ jitsi_base_path: "{{ matrix_base_data_path }}/jitsi"
 jitsi_uid: "{{ matrix_user_uid }}"
 jitsi_gid: "{{ matrix_user_gid }}"
 
+jitsi_user_username: "{{ matrix_user_username }}"
+
 # Normally, matrix-nginx-proxy is enabled and nginx can reach jitsi/web over the container network.
 # If matrix-nginx-proxy is not enabled, or you otherwise have a need for it, you can expose
 # the Jitsi HTTP port to the local host.

requirements.yml

@@ -37,7 +37,7 @@
 - src: git+https://gitlab.com/etke.cc/roles/grafana.git
   version: v10.2.0-0
 - src: git+https://github.com/mother-of-all-self-hosting/ansible-role-jitsi.git
-  version: v8960-2
+  version: v8960-3
   name: jitsi
 - src: git+https://gitlab.com/etke.cc/roles/ntfy.git
   version: v2.7.0-2