feat: update LiveKit configuration and enhance collaboration session handling

- Updated the `livekit-server-sdk` version to 2.9.2 for improved functionality.
- Refactored `LiveKitEgressService` to include validation for required environment variables and added a method to stop recording.
- Enhanced `LiveKitRoomService` to validate environment variables and dynamically set egress configurations for recording sessions.
- Modified `CollaborationSessionSchema` to correct the relation name for `chatRoom` and updated the schema to reflect the new structure.
- Improved error logging for better traceability during collaboration session creation.

package.json

@@ -79,7 +79,7 @@
     "graphql-ws": "^5.16.0",
     "ioredis": "^5.4.1",
     "jsonwebtoken": "^9.0.2",
-    "livekit-server-sdk": "^2.7.3",
+    "livekit-server-sdk": "2.9.2",
     "luxon": "^3.5.0",
     "minio": "^8.0.1",
     "nestjs-minio": "^2.6.2",