build(deps): bump actions/checkout from 3.0.2 to 3.2.0

Bumps [actions/checkout](https://github.com/actions/checkout) from 3.0.2 to 3.2.0.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](https://github.com/actions/checkout/compare/v3.0.2...755da8c3cf115ac066823e79a1e1788f8940201b)

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

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

.github/workflows/differential-shellcheck.yml

@@ -21,7 +21,7 @@ jobs:
 
     steps:
       - name: Repository checkout
-        uses: actions/checkout@2541b1294d2704b0964813337f33b291d3f8596b
+        uses: actions/checkout@755da8c3cf115ac066823e79a1e1788f8940201b
         with:
           fetch-depth: 0