ci: Automatically push updates to stubs to the current branch

Author: chadrik

.github/workflows/wheel.yml

@@ -82,6 +82,10 @@ jobs:
     if: |
       github.event_name != 'schedule' ||
       github.repository == 'AcademySoftwareFoundation/OpenImageIO'
+    permissions:
+      # Give the default GITHUB_TOKEN write permission to commit and push the
+      # added or changed files to the repository.
+      contents: write
     strategy:
       matrix:
         include:
@@ -169,6 +173,10 @@ jobs:
         # if stub validation fails we want to upload the stubs for users to review
         if: success() || failure()
 
+      # Commit all changed files back to the repository
+      - uses: stefanzweifel/git-auto-commit-action@v6
+        commit_message: "Automatic update to python stubs"
+
   # ---------------------------------------------------------------------------
   # Linux ARM Wheels
   # ---------------------------------------------------------------------------