remove synapse admin

Can be spin up separately if required

docker-compose.yaml

@@ -42,15 +42,3 @@ services:
       TZ: ${TZ}
     depends_on:
       - postgres
-
-  admin:
-    image: awesometechnologies/synapse-admin:latest
-    restart: unless-stopped
-    networks:
-      - frontend
-    ports:
-      - ${SYNAPSE_ADMIN_PORT}:80
-    environment:
-      REACT_APP_SERVER: https://${SERVER_NAME}
-    depends_on:
-      - synapse