Update pdf-stage.yml

Author: dimaov-aspose

.github/workflows/pdf-stage.yml

@@ -13,6 +13,7 @@ jobs:
       uses: actions/checkout@v4
       with:
         repository: aspose-pdf/Aspose.PDF-Hugo-template.git
+        ref: main
         token: ${{ secrets.GH_PAT }} # `GH_PAT` is a secret that contains your PAT
         path: themes
     - name: hugo build