Fix: Add provenance of release to commit message

Fixes ff2ee79.

Author: mpkorstanje

.github/workflows/deploy.yml

@@ -45,6 +45,5 @@ jobs:
         git add .
         git config user.name github-actions
         git config user.email github-actions@github.com
-        git commit -F - <<EOF 
-        Add latest update-site for version ${GITHUB_REF##*/}" -m "Created from ${{ github.sha }}"
+        git commit -m "Add latest update-site for version ${GITHUB_REF##*/}" -m "Created from ${{ github.sha }}"
         git push origin gh-pages