Fix title

Signed-off-by: Adam Harrison-Fuller <adam@adamhf.io>

README.md

@@ -71,7 +71,7 @@ issues in the projects you specify in the config file.
 docker run -e GITLAB_API_TOKEN=<INSERT_TOKEN> -e DATA_DIR=/data -e CONFIG_DIR=/app -v REDIS_URL=<REDIS_URL> -v REDIS_PASSWORD=<REDIS_PASSWORD> -v <PATH_TO_CONFIG_DIR>/config adamhf/rss-sync:latest
 ```
 
-####Via docker-compose
+#### Via docker-compose
 ```bash
 docker-compose up
 ```