Prettify

Part-of: <https://dev.funkwhale.audio/funkwhale/funkwhale/-/merge_requests/2549>

docs/administrator/upgrade/docker.md

@@ -83,8 +83,6 @@ Funkwhale depends on Postgres for its database container. To upgrade Postgres, y
 
 To update your Postgres container, follow these steps:
 
-
-
 1. Stop all Funkwhale services
 
    ```console
@@ -96,7 +94,7 @@ To update your Postgres container, follow these steps:
    ```console
    # docker compose run --rm postgres pg_dump -U postgres postgres > db_dump.sql
    ```
-   
+
 3. Move the {file}`data/postgres` directory to another location to back it up
 
    ```console