Fix linting.

.github/workflows/linting.yml

@@ -6,17 +6,18 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Setup Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
-          python-version: '3.11'
+          python-version: '3.12'
 
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
           pip install -r requirements-dev.txt
+
       - name: isort
         run: isort --recursive --diff .
       - name: Black