Add Vercel org and project IDs to workflow env

Sets VERCEL_ORG_ID and VERCEL_PROJECT_ID environment variables in the functions-vc GitHub Actions workflow using repository secrets. This enables the workflow to access Vercel organization and project context during execution.

.github/workflows/functions-vc.yml

@@ -21,6 +21,9 @@ jobs:
       contents: read
       deployments: write
     if: ${{ github.event.workflow_run.conclusion == 'success' }}
+    env:
+      VERCEL_ORG_ID: ${{ secrets.VERCEL_ORG_ID }}
+      VERCEL_PROJECT_ID: ${{ secrets.VERCEL_PROJECT_ID }}
 
     steps:
       - name: Checkout functions branch