Chore: add ymlfmt (#9745)

docker/compose/docker-compose.portainer.yml

@@ -32,7 +32,6 @@ services:
     restart: unless-stopped
     volumes:
       - redisdata:/data
-
   db:
     image: docker.io/library/postgres:17
     restart: unless-stopped
@@ -42,7 +41,6 @@ services:
       POSTGRES_DB: paperless
       POSTGRES_USER: paperless
       POSTGRES_PASSWORD: paperless
-
   webserver:
     image: ghcr.io/paperless-ngx/paperless-ngx:latest
     restart: unless-stopped
@@ -61,7 +59,6 @@ services:
       PAPERLESS_DBHOST: db
     env_file:
       - stack.env
-
 volumes:
   data:
   media: