fix version comparison

Author: Leggin

.github/workflows/tests.yml

@@ -30,7 +30,9 @@ jobs:
         python -m pip install --upgrade pip
         pip install pylint pytest
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
-        if [ ${{ matrix.python-version }} >= "3.12" ]; then pip install setuptools; fi
+    - name: Install setuptools for Python ≥ 3.12
+      if: matrix.python-version >= '3.12'
+      run: pip install setuptools
     - name: Analysing the code with pylint
       run: |
         pylint $(git ls-files '*.py')