fix python version in publish

Author: wujiasheng03

.github/workflows/publish.yml

@@ -12,9 +12,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Set up Node
-      uses: actions/setup-node@v1
+      uses: actions/setup-node@v4
       with:
         node-version: '10'
     - name: Install npm Dependencies
@@ -24,9 +24,9 @@ jobs:
         npm run build
         cd ..
     - name: Set up Python
-      uses: actions/setup-python@v1
+      uses: actions/setup-python@v4
       with:
-        python-version: '3.7'
+        python-version: '3.9'
     - name: Install python dependencies
       run: |
         python -m pip install --upgrade pip