Add a directive to catch terraform version in a nonstandard place in …

…the workflow

.github/workflows/terraform.yml

@@ -32,6 +32,7 @@
           - name: Setup Terraform
             uses: hashicorp/setup-terraform@b9cd54a3c349d3f38e8881555d616ced269862dd # v3
             with:
+              # renovate: datasource=github-tags depName=hashicorp/terraform versioning=loose
               terraform_version: 1.8.5
 
           # Initialize a new or existing Terraform working directory by