chore(deps): bump actions/checkout from 2.3.4 to 3.1.0

Bumps [actions/checkout](https://github.com/actions/checkout) from 2.3.4 to 3.1.0.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v2.3.4...v3.1.0)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/deploy.yml

@@ -19,7 +19,7 @@ jobs:
       GITHUB_TOKEN: ${{ secrets.PLUTUS_OPS_GITHUB_TOKEN }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - name: Inject slug/short variables
         uses: rlespinasse/github-slug-action@v3.x