Bump webfactory/ssh-agent from 0.4.1 to 0.5.4 (#5643)

Bumps [webfactory/ssh-agent](https://github.com/webfactory/ssh-agent) from 0.4.1 to 0.5.4.
- [Release notes](https://github.com/webfactory/ssh-agent/releases)
- [Changelog](https://github.com/webfactory/ssh-agent/blob/master/CHANGELOG.md)
- [Commits](webfactory/ssh-agent@v0.4.1...v0.5.4)

---
updated-dependencies:
- dependency-name: webfactory/ssh-agent
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Akshita Bhagia <akshita23bhagia@gmail.com>

.github/workflows/ci.yml

@@ -461,7 +461,7 @@ jobs:
 
     - name: Setup SSH Client 🔑
       if: github.event_name == 'release' || github.event_name == 'push'
-      uses: webfactory/ssh-agent@v0.4.1
+      uses: webfactory/ssh-agent@v0.5.4
       with:
         ssh-private-key: ${{ secrets.DOCS_DEPLOY_KEY }}