Bump hashicorp/setup-terraform from 3 to 4

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
...

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

Author: dependabot[bot]

.github/workflows/terraform.yml

@@ -68,7 +68,7 @@ jobs:
 
     # Install the latest version of Terraform CLI and configure the Terraform CLI configuration file with a Terraform Cloud user API token
     - name: Setup Terraform
-      uses: hashicorp/setup-terraform@v3
+      uses: hashicorp/setup-terraform@v4
       with:
          terraform_version: latest # optional, default is latest
 
@@ -154,7 +154,7 @@ jobs:
 
     # Install the latest version of Terraform CLI and configure the Terraform CLI configuration file with a Terraform Cloud user API token
     - name: Setup Terraform
-      uses: hashicorp/setup-terraform@v3
+      uses: hashicorp/setup-terraform@v4
       with:
          terraform_version: latest # optional, default is latest