Use poetry to run ruff.

Author: holdenweb

.github/workflows/lint.yaml

@@ -26,7 +26,5 @@ jobs:
         run: |
           python -m pip install --upgrade pip poetry
           poetry install
-      - name: Install Python dependencies
-        run: python -m poetry install
       - name: Run Ruff
-        run: python -m ruff check --output-format=github
+        run: poetry run ruff check --output-format=github