docs: Update README.md

Author: NGPixel

docker/README.md

@@ -161,10 +161,10 @@ docker image prune
 ### Updating an older environment
 
 If you already have a clone, such as from a previous codesprint, and are updating that clone, before starting the datatracker from the updated image:
-* `rm ietf/settings_local.py`   # The startup script will put a new one, appropriate to the current release, in place
-* Execute the `Clean all` sequence above.
+1. `rm ietf/settings_local.py` *(The startup script will put a new one, appropriate to the current release, in place)*
+1. Execute the [Clean all](#clean-all) sequence above.
 
-If the dev environment fails to start, even after running the `Clean all` sequence above, you can fully purge all docker cache, containers, images and volumes by running the command below.
+If the dev environment fails to start, even after running the [Clean all](#clean-all) sequence above, you can fully purge all docker cache, containers, images and volumes by running the command below.
 
 > [!CAUTION]
 > Note that this will delete everything docker-related, including non-datatracker docker resources you might have.