build(deps): bump webfactory/ssh-agent from 0.7.0 to 0.9.0

Bumps [webfactory/ssh-agent](https://github.com/webfactory/ssh-agent) from 0.7.0 to 0.9.0.
- [Release notes](https://github.com/webfactory/ssh-agent/releases)
- [Changelog](https://github.com/webfactory/ssh-agent/blob/master/CHANGELOG.md)
- [Commits](webfactory/ssh-agent@v0.7.0...v0.9.0)

---
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>

.github/workflows/ci.yml

@@ -59,7 +59,7 @@ jobs:
  install: --no-document
  update: --no-document
  EOGEMRC
- - uses: webfactory/ssh-agent@v0.7.0
+ - uses: webfactory/ssh-agent@v0.9.0
  with:
  ssh-private-key: ${{ secrets.SSH_PRIVATE_KEY }}
  - name: Add SSH_AUTH_SOCK to root shell .profile