feat: Allow empty commit to avoid workflow error

Author: jruaux

.github/workflows/release.yml

@@ -89,7 +89,7 @@ jobs:
           sed -i -e "s/^\:project-version\:\ .*/:project-version: ${{ inputs.version }}/g" README.adoc
           git config --global user.email "${{ secrets.COMMIT_EMAIL }}"
           git config --global user.name "Julien Ruaux"
-          git commit -a -m "Releasing version ${{ inputs.version }}"
+          git commit --allow-empty -a -m "Releasing version ${{ inputs.version }}"
           git push origin ${{ inputs.branch }}
 
       - name: Build