Update README.md

Co-authored-by: Joseph Livesey <[email protected]>

Author: gusinacio

README.md

@@ -23,6 +23,7 @@ This section provides guidance for building, configuring, and running `indexer-s
 Pre-built Docker images are available for both `indexer-service-rs` and `indexer-tap-agent`. You can pull these images using the following commands:
 
 - **Indexer Service:**
+
 ```bash
 docker pull ghcr.io/graphprotocol/indexer-service-rs:<tag>
 ```