Update lint workflow file

Author: smelc

.github/workflows/lint.yml

@@ -6,11 +6,15 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
+      - uses: actions/checkout@v5
+      - name: Install Python 3.10
+        uses: actions/setup-python@v6
+        with:
+          python-version: '3.10'
       - uses: psf/black@stable
         with:
           args: ". --check"
+          version: "25.9.0"
       - uses: jpetrucciani/mypy-check@master
         with:
           path: '.'