feat: pass GitHub App credentials to terraform-validate action for SS…

…H module pulls

- Pass GH_APP_PEM_FILE, GH_APP_INSTALLATION_ID, GH_APP_ID to CSVD/terraform-validate
- Action now handles gh-auth + insteadOf git config internally
- Fixes SSH host key verification failures during terraform init
- Resolves CSVDIES-10490

.github/workflows/terraform-validate.yaml

@@ -4,7 +4,6 @@ on:
   workflow_dispatch:
 
 jobs:
-
   terraform-validate:
     runs-on: "229685449397"
     permissions:
@@ -16,11 +15,15 @@ jobs:
       - name: Setup Terraform
         uses: CSVD/gh-actions-setup-terraform@v2
         with:
-          terraform_version: '1.10.5'
+          terraform_version: "1.10.5"
 
       - name: Validate Terraform Configuration
         id: validate
         uses: CSVD/terraform-validate@main
+        with:
+          github_app_pem_file: ${{ secrets.GH_APP_PEM_FILE }}
+          github_app_installation_id: ${{ vars.GH_APP_INSTALLATION_ID }}
+          github_app_id: ${{ vars.GH_APP_ID }}
 
       - name: Check Validation/Test Results
         if: always()