add Zulip message

Author: timothypratley

.github/workflows/render-and-publish.yml

@@ -54,7 +54,7 @@ jobs:
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Send a stream message
+      - name: Send a Zulip stream message
         uses: zulip/github-actions-zulip/send-message@v1
         with:
           api-key: ${{ secrets.ZULIP_API_KEY }}