Upgrade sphinx pipeline

.github/workflows/docs.yml

@@ -11,18 +11,13 @@ on:
       - 'docs/**'
 jobs:
   build:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
-    - uses: actions/setup-python@v2
-    - uses: actions/checkout@master
+    - id: deployment
+      uses: sphinx-notes/pages@v3
       with:
-        fetch-depth: 0 # otherwise, you will failed to push refs to dest repo
-    - name: Build and Commit
-      uses: sphinx-notes/pages@v2
-      with:
-        requirements_path: "docs/requirements.txt"
-    - name: Push changes
-      uses: ad-m/github-push-action@master
+        publish: false
+    - uses: peaceiris/actions-gh-pages@v3
       with:
         github_token: ${{ secrets.GITHUB_TOKEN }}
-        branch: gh-pages
+        publish_dir: ${{ steps.deployment.outputs.artifact }}