Bump hashicorp/setup-terraform from 3 to 4 (#82)

Bumps [hashicorp/setup-terraform](https://github.com/hashicorp/setup-terraform) from 3 to 4.
- [Release notes](https://github.com/hashicorp/setup-terraform/releases)
- [Changelog](https://github.com/hashicorp/setup-terraform/blob/main/CHANGELOG.md)
- [Commits](hashicorp/setup-terraform@v3...v4)

---
updated-dependencies:
- dependency-name: hashicorp/setup-terraform
  dependency-version: '4'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/deploy.yaml

@@ -50,7 +50,7 @@ jobs:
           cd deployment
           ./site-config.sh
       - name: Setup Terraform
-        uses: hashicorp/setup-terraform@v3
+        uses: hashicorp/setup-terraform@v4
         with:
           terraform_version: 1.2.9
       - name: Terraform Format