Update GitHub Actions

Author: DimitriPapadopoulos

.github/workflows/python-test.yml

@@ -18,9 +18,9 @@ jobs:
 
     runs-on: ${{ matrix.os }}
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
         architecture: ${{ matrix.architecture }}