Update actions/checkout and actions/setup-python

Author: hextraza

.github/workflows/ci.yml

@@ -1,18 +1,22 @@
 name: Run Tests
 on: [push, pull_request]
-jobs: 
+
+jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-      - name: Install Python 3
-        uses: actions/setup-python@v1
+      - uses: actions/checkout@v4
+
+      - name: Install Python
+        uses: actions/setup-python@v4
         with:
-          python-version: 3.9
+          python-version: "3.9"
+
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install --upgrade pip setuptools==57.5.0
+          pip install setuptools==57.5.0
           pip install -r requirements.txt
+
       - name: Run tests with unittest
         run: python -m unittest test/test.py