Update dependency livekit_server to v1.9.0-2

Author: renovate[bot]

requirements.yml

@@ -28,7 +28,7 @@
   version: v10314-1
   name: jitsi
 - src: git+https://github.com/mother-of-all-self-hosting/ansible-role-livekit-server.git
-  version: v1.9.0-0
+  version: v1.9.0-2
   name: livekit_server
 - src: git+https://github.com/mother-of-all-self-hosting/ansible-role-ntfy.git
   version: v2.13.0-0