build(deps): bump hashicorp/setup-terraform from 2 to 3 (#56)

Bumps [hashicorp/setup-terraform](https://github.com/hashicorp/setup-terraform) from 2 to 3.
- [Release notes](https://github.com/hashicorp/setup-terraform/releases)
- [Changelog](https://github.com/hashicorp/setup-terraform/blob/main/CHANGELOG.md)
- [Commits](hashicorp/setup-terraform@v2...v3)

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

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

Author: dependabot[bot]

.github/workflows/validate.yml

@@ -16,7 +16,7 @@ jobs:
       uses: actions/checkout@v4
 
     - name: Setup Terraform
-      uses: hashicorp/setup-terraform@v2
+      uses: hashicorp/setup-terraform@v3
 
     - name: Terraform Validate
       run: |