Bump zulip/github-actions-zulip (#1879)

Bumps [zulip/github-actions-zulip](https://github.com/zulip/github-actions-zulip) from e71e15b429b0e79cc7b63e4e3dad0146443fab6f to e4c8f27c732ba9bd98ac6be0583096dea82feea5.
- [Release notes](https://github.com/zulip/github-actions-zulip/releases)
- [Changelog](https://github.com/zulip/github-actions-zulip/blob/main/CHANGELOG.md)
- [Commits](zulip/github-actions-zulip@e71e15b...e4c8f27)

---
updated-dependencies:
- dependency-name: zulip/github-actions-zulip
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/issues.yml

@@ -9,7 +9,7 @@ jobs:
     steps:
     - uses: actions/checkout@v3
     - name: Send a stream message
-      uses: zulip/github-actions-zulip/send-message@e71e15b429b0e79cc7b63e4e3dad0146443fab6f
+      uses: zulip/github-actions-zulip/send-message@e4c8f27c732ba9bd98ac6be0583096dea82feea5
       env:
         CONTENT: "I have detected a new issue on ${{ github.event.repo.name }}.\nLink: ${{ github.event.issue.html_url }}\nThis is an automatically relayed message. Don't reply to me directly.\n-- Issue description:\n${{ github.event.issue.body }}"
       with: