ci: update checkout and setup-python actions

.github/workflows/python-package.yml

@@ -19,11 +19,11 @@ jobs:
         python-version: ['3.7', '3.11', 'pypy-3.8']
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
       with:
         submodules: true
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies