docs(docker): Add -d flag to update commands to reflect docker install instructions

Author: Rikthepixel

README.md

@@ -121,7 +121,7 @@ To update the Docker image, simply pull the new images and rebuild:
 
 ```bash
 docker compose pull
-docker compose up --force-recreate
+docker compose up --force-recreate -d
 ```
 
 ---