actions(deps): bump terraform-linters/setup-tflint from 3 to 4

Bumps [terraform-linters/setup-tflint](https://github.com/terraform-linters/setup-tflint) from 3 to 4.
- [Release notes](https://github.com/terraform-linters/setup-tflint/releases)
- [Commits](terraform-linters/setup-tflint@v3...v4)

---
updated-dependencies:
- dependency-name: terraform-linters/setup-tflint
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/terraform-checks.yaml

@@ -159,7 +159,7 @@ jobs:
           restore-keys: tflint-${{ runner.os }}-
 
       - name: Set up the tflint environment
-        uses: terraform-linters/setup-tflint@v3
+        uses: terraform-linters/setup-tflint@v4
         with:
           tflint_version: latest
           github_token: ${{ secrets.GITHUB_TOKEN }}