Doc: Fix bullet points.

README.md

@@ -93,9 +93,10 @@ Before getting started copy the default configuration file to `config/engine.doc
 ```
 
 You'll need update a few settings:
-    - The password `db_pass` for the local database holding scheduling information
-    - The app secret `api_tank_secret` for connecting to [AURA Tank](https://gitlab.servus.at/aura/tank)
-    - Also check the `ENV` variables defined in the `run.sh` script.
+
+- The password `db_pass` for the local database holding scheduling information
+- The app secret `api_tank_secret` for connecting to [AURA Tank](https://gitlab.servus.at/aura/tank)
+- Also check the `ENV` variables defined in the `run.sh` script.
 
 At the moment production deployment using Docker and Docker Compose is [*work in progress*](https://gitlab.servus.at/aura/meta/-/issues/56).