fix: update remove_stale.py

Author: guacs

.github/workflows/remove_stale.yml

@@ -29,4 +29,4 @@ jobs:
           git config --global user.email '[email protected]'
 
       - name: Remove stale preview builds
-        run: python remove_stale.py ${{ secrets.GITHUB_TOKEN }} jolt-org/project-template
+        run: python remove_stale.py ${{ secrets.GITHUB_TOKEN }} litestar-org/polyfactory