fix(actions): use github token for preview artifact download

Co-authored-by: hortison <160366376+hortison@users.noreply.github.com>

Author: Copilot

.github/workflows/preview-site.yml

@@ -9,14 +9,17 @@ on:
 jobs:
   deploy-preview:
     runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
     steps:
       - name: Checkout code
         uses: actions/checkout@v6
 
       - name: Download Site dir
         uses: actions/download-artifact@v7
         with:
-          github-token: ${{ secrets.GH_ACCESS_TOKEN }}
+          github-token: ${{ github.token }}
           run-id: ${{ github.event.workflow_run.id }}
           name: public-dir