Bump actions/checkout from 4.2.0 to 4.2.1

Bumps [actions/checkout](https://github.com/actions/checkout) from 4.2.0 to 4.2.1.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4.2.0...v4.2.1)

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

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

Author: dependabot[bot]

.github/workflows/terraform.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Checkout
-        uses: actions/checkout@v4.2.0
+        uses: actions/checkout@v4.2.1
         with:
           ref: ${{ github.event.pull_request.head.sha }}
       - name: terraform fmt
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-22.04
     needs: formatting
     steps:
-    - uses: actions/checkout@v4.2.0
+    - uses: actions/checkout@v4.2.1
       with:
         ref: ${{ github.event.pull_request.head.ref }}
     - name: Render terraform docs and push changes back to PR branch