Update webfactory/ssh-agent action to v0.7.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
webfactory/ssh-agent	action	minor	v0.5.4 -> v0.7.0

---

Release Notes

webfactory/ssh-agent

### [`v0.7.0`](https://togithub.com/webfactory/ssh-agent/blob/HEAD/CHANGELOG.md#v070-2022-10-19) [Compare Source](https://togithub.com/webfactory/ssh-agent/compare/v0.6.0...v0.7.0) ##### Added - Add the `log-public-key` input that can be used to turn off logging key identities ([#​122](https://togithub.com/webfactory/ssh-agent/issues/122)) ##### Fixed - Fix path to `git` binary on Windows, assuming GitHub-hosted runners ([#​136](https://togithub.com/webfactory/ssh-agent/issues/136), [#​137](https://togithub.com/webfactory/ssh-agent/issues/137)) - Fix a nonsensical log message ([#​139](https://togithub.com/webfactory/ssh-agent/issues/139)) ### [`v0.6.0`](https://togithub.com/webfactory/ssh-agent/blob/HEAD/CHANGELOG.md#v060-2022-10-19) [Compare Source](https://togithub.com/webfactory/ssh-agent/compare/v0.5.4...v0.6.0) ##### Changed - Update the version of Node used by the action from 12 to 16 (https://github.blog/changelog/2022-09-22-github-actions-all-actions-will-begin-running-on-node16-instead-of-node12/).

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• [ ] If you want to rebase/retry this PR, check this box

---

This PR has been generated by Mend Renovate. View repository job log here.