switch the pat used to create the PR to enable PR checks (#140)

Author: mshafer1

.github/workflows/Update-Poetry-Lock.yml

@@ -67,4 +67,4 @@ jobs:
           \-\-\-
             Created by Github action'
         env:
-          GH_TOKEN: ${{ github.token }}
+          GH_TOKEN: ${{ secrets.ADMIN_PAT }}