Update python-publish.yml

add write permission to publish-to-pypi job

.github/workflows/python-publish.yml

@@ -47,6 +47,8 @@ jobs:
     environment:
       name: pypi
       url: https://pypi.org/p/jupyterbook_patches
+    permissions:
+      id-token: write  # IMPORTANT: mandatory for trusted publishing
 
     steps:
     - name: Download all the dists