Update README.md

Update broken link

Documentation/Contributors/ReleaseGuide/README.md

@@ -61,4 +61,4 @@ There is no release manager; instead, our community shares the responsibility. A
 30. Check out the `cesium.com` branch. Merge the new release tag into the `cesium.com` branch `git merge origin <tag-name>`. CI will deploy the hosted release, Sandcastle, and the updated doc when you push the branch up.
 31. After the `cesium.com` branch is live on cesium.com, comment in the `#comms-chat` slack channel to notify comms that the release is done so they can add these highlights and publish the monthly blog post
     - Note, it may take a little while for the new version of CesiumJS to be live on cesium.com (~30 minutes after the branch builds). You can check the version of Cesium in [sandcastle](https://sandcastle.cesium.com/) by looking at the tab above the cesium pane.
-32. Continue to the [Cesium Analytics release](https://github.com/CesiumGS/cesium-analytics/blob/main/Documentation/Contributors/AnalyticsReleaseGuide/README.md)
+32. Continue to the [Cesium Analytics release](https://github.com/CesiumGS/cesium-analytics/tree/main/Documentation/ReleaseGuide)