Update duplicate linting action

.github/workflows/lint.yml

@@ -14,16 +14,12 @@ jobs:
 
       - uses: actions/setup-python@v5
         with:
-          python-version: '3.10'
+          python-version: '3.12'
 
-      - name: Install linters
+      - name: Install ruff
         run: |
-          pip install black isort
+          pip install ruff
 
-      - name: Run black
+      - name: Run ruffblack
         run: |
-          black --check openff
-
-      - name: Run isort
-        run: |
-          isort --check openff
+          ruff check .