Merge pull request #95 from pamelafox/copilot/fix-94

Update Ubuntu runner from ubuntu-20.04 to ubuntu-latest in GitHub workflows

Author: pamelafox

.github/workflows/python-check.yaml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: ["ubuntu-20.04"]
+        os: ["ubuntu-latest"]
         python_version: ["3.10"]
     steps:
         - uses: actions/checkout@v4
@@ -27,7 +27,7 @@ jobs:
             python3 -m pip install --upgrade pip
             python3 -m pip install -r requirements-dev.txt
         - name: Lint with ruff
-          run: ruff .
+          run: ruff check .
         - name: Check formatting with black
           run: black . --check --verbose
         - name: Run tests