create-final-bosh-release-on-commits.yml: skip gh-release update when…

… noop

skip gh-release update when no bosh release was recreated.
- Otherwise, the actions fails to properly regenerate the release notes
- and this saves resources

.github/workflows/create-final-bosh-release-on-commits.yml

@@ -160,6 +160,7 @@ jobs:
             echo "No sha1 found in diff in ${RELEASE_FILE_NAME}. No blob were modified. Skipping the git push"
             ls -al ${RELEASE_FILE_NAME}
             cat ${RELEASE_FILE_NAME}
+            NEED_GITHUB_RELEASE="false"
           else
             echo "pushing changes to git repository"
             
@@ -174,17 +175,20 @@ jobs:
             
             # Push the tag
             git push ${remote_repo} ${version} --force
+            NEED_GITHUB_RELEASE="true"
           fi
           
           # make asset readable outside docker image
           chmod 644 ${name}-${version}.tgz
           # https://docs.github.com/en/actions/using-workflows/workflow-commands-for-github-actions#environment-files
-          echo "file=${name}-${version}.tgz" >> $GITHUB_OUTPUT
-          echo "version=${version}"          >> $GITHUB_OUTPUT
+          echo "file=${name}-${version}.tgz"              >> $GITHUB_OUTPUT
+          echo "version=${version}"                       >> $GITHUB_OUTPUT
+          echo "need_gh_release=${NEED_GITHUB_RELEASE}"   >> $GITHUB_OUTPUT
 
       # see https://github.com/ncipollo/release-action
       - name: create github release
         id: create-github-release
+        if: {{ steps.create-bosh-release.outputs.need_gh_release == 'true' }}
         uses: ncipollo/[email protected]
         with:
           tag: ${{ steps.create-bosh-release.outputs.version }}