bump python version to 3.10

.github/workflows/build.yml

@@ -7,13 +7,13 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
       with:
         submodules: recursive
-    - name: Set up Python 2.7
-      uses: actions/setup-python@v2
+    - name: Set up Python 3.10
+      uses: actions/setup-python@v5
       with:
-        python-version: 2.7
+        python-version: '3.10'
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip