Add Zenodo record link to release notes

Co-authored-by: seandavi <92435+seandavi@users.noreply.github.com>

Author: Copilot

.github/workflows/monthly-release.yml

@@ -31,5 +31,7 @@ jobs:
           else
             gh release create "${RELEASE_DATE}" \
               --title "${RELEASE_DATE}" \
-              --notes "Monthly release for ${RELEASE_DATE}. This release was automatically created by GitHub Actions."
+              --notes "Monthly release for ${RELEASE_DATE}. This release was automatically created by GitHub Actions.
+
+This release triggers an update to the Zenodo record: https://zenodo.org/records/1169173"
           fi