Merge pull request 'Update hashicorp/setup-terraform action to v4' (#4) from renovate/hashicorp-setup-terraform-4.x into main

Reviewed-on: #4

.gitea/workflows/ci.yml

@@ -17,7 +17,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Setup Terraform
-        uses: hashicorp/setup-terraform@v2
+        uses: hashicorp/setup-terraform@5e8dbf3c6d9deaf4193ca7a8fb23f2ac83bb6c85 # v4
 
       - name: Terraform validate for each template
         run: |