Bump actions/checkout from 3.2.0 to 3.3.0 (#406)

Bumps [actions/checkout](https://github.com/actions/checkout) from 3.2.0 to 3.3.0.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v3.2.0...v3.3.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

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

Author: dependabot[bot]

.github/workflows/checks.yml

@@ -18,7 +18,7 @@ jobs:
         python-version: ["3.7", "3.8", "3.9", "3.10", "3.11", pypy-3.9]
         os: ["macos-latest", "ubuntu-latest"]
     steps:
-      - uses: actions/checkout@v3.2.0
+      - uses: actions/checkout@v3.3.0
         with:
           ref: ${{ github.event.pull_request.head.sha }} # Checkout pull request HEAD commit instead of merge commit
 
@@ -106,7 +106,7 @@ jobs:
       matrix:
         python-version: ["3.10"]
     steps:
-      - uses: actions/checkout@v3.2.0
+      - uses: actions/checkout@v3.3.0
         with:
           ref: ${{ github.event.pull_request.head.sha }} # Checkout pull request HEAD commit instead of merge commit