quick fix

Author: sbvegan

Diff for: pages/builders/chain-operators/tools/op-challenger.mdx

@@ -19,7 +19,7 @@ This guide provides a walkthrough of setting up the configuration and monitoring
   git clone https://github.com/ethereum-optimism/optimism.git
   ```
 
-  *   Check out the [latest release of `op-challenger`](https://github.com/ethereum-optimism/optimism/releases) and use the commit to deploy. Alternatively, chain operators can use the prebuilt [challenger docker images](https://us-docker.pkg.dev/oplabs-tools-artifacts/images/op-challenger:v1.0.1).
+  *   Check out the [latest release of `op-challenger`](https://github.com/ethereum-optimism/optimism/releases) and use the commit to deploy. Alternatively, chain operators can use the prebuilt challenger docker images included in the release notes.
       If a Docker image is used, it already comes with `op-program` server and an executable for Cannon embedded, so the Cannon bin doesn't need to be specified.
 
       ```bash