Update Releasing a new version section of readme (#13671)

tools/README.md

@@ -6,7 +6,5 @@ Contains various tools (usually bash scripts) to improve quality of life or the
 ```
 Trigger the Github Action Release Open Source Airbyte (https://github.com/airbytehq/airbyte/actions/workflows/release-airbyte-os.yml)
 # Merge PR created by the Github Action
-git checkout master
-git pull --no-rebase
-./tools/bin/tag_version.sh
+# The [Create Release github action](https://github.com/airbytehq/airbyte/blob/master/.github/workflows/create-release.yml) should be automatically triggered by this merge, which will automatically create a new release of OSS Airbyte. 
 ```