use personal access token instead of GH token (#160)

* use personal access token instead of GH token

* add suggested parameters for force deletion of files

.github/workflows/template-sync.yaml

@@ -22,12 +22,13 @@ jobs:
         # comment token (and add .github path to .templatesyncignore)
         # if you do not want actions and workflows updated
         with:
-          token: ${{ secrets.GITHUB_TOKEN }}
+          token: ${{ secrets.GH_PAT }}
 
       - name: actions-template-sync
         uses: AndreasAugustin/actions-template-sync@v2
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           source_repo_path: uwhackweek/jupyterbook-template
           upstream_branch: main # defaults to main
-          is_force_deletion: True
+          is_force_deletion: True
+          git_remote_pull_params: --allow-unrelated-histories --squash --strategy=recursive -X theirs