chore(ci): bump hashicorp/setup-terraform from 3.1.2 to 4.0.1 (#3)

Bumps [hashicorp/setup-terraform](https://github.com/hashicorp/setup-terraform) from 3.1.2 to 4.0.1.
- [Release notes](https://github.com/hashicorp/setup-terraform/releases)
- [Changelog](https://github.com/hashicorp/setup-terraform/blob/main/CHANGELOG.md)
- [Commits](hashicorp/setup-terraform@b9cd54a...dfe3c3f)

---
updated-dependencies:
- dependency-name: hashicorp/setup-terraform
  dependency-version: 4.0.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: bahram-bahrambeigy-cdt <126887982+bahram-bahrambeigy-cdt@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/acceptance.yml

@@ -59,7 +59,7 @@ jobs:
           cache: true
 
       # ── Terraform CLI (required by terraform-plugin-testing) ─────────────────
-      - uses: hashicorp/setup-terraform@b9cd54a3c349d3f38e8881555d616ced269862dd # v3.1.2
+      - uses: hashicorp/setup-terraform@dfe3c3f87815947d99a8997f908cb6525fc44e9e # v4.0.1
         with:
           terraform_wrapper: false