fix: correct the variable name

Author: roderik

.github/workflows/build.yml

@@ -38,7 +38,7 @@ jobs:
         uses: namespacelabs/nscloud-checkout-action@v5
         with:
           ref: ${{ github.head_ref }}
-          token: ${{ secrets.PAT }}
+          token: ${{ secrets.PAT_TOKEN }}
 
       - name: Setup caches
         uses: namespacelabs/nscloud-cache-action@v1