update lint runner to use pip install

.github/workflows/lint.yml

@@ -15,11 +15,11 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Install dependencies
+      - name: Install
         run: |
-          python -m pip install --upgrade pip
-          pip install pylint pytest pytest-cov
-          if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+          pip install --upgrade pip
+          pip install .[test]
+          pip install pylint
 
       - name: pylint
         run: |