remove network internal from typesense docker compose file

Part-of: <https://dev.funkwhale.audio/funkwhale/funkwhale/-/merge_requests/2614>

deploy/docker-compose.yml

@@ -98,8 +98,6 @@ services:
     env_file:
       - .env
     image: typesense/typesense:0.24.0
-    networks:
-      - internal
     volumes:
       - ./typesense/data:/data
     command: --data-dir /data --enable-cors