Fix workflow checkout web repo 403 error

Author: NotHimmel

.github/workflows/merge-build-push.yml

@@ -96,6 +96,7 @@ jobs:
         with:
           repository:  ${{ github.repository_owner }}/ivorysql_web
           path: www_publish_target
+          token: ${{ secrets.WEB_TOKEN }}
 
       - name: Setup Ruby and Bundler
         uses: ruby/setup-ruby@v1