Update lint.yml

Author: BFergerson

.github/workflows/lint.yml

@@ -18,7 +18,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-python@v4
         with:
-          python-version: '3.6'
+          python-version: '3.6.x'
       - name: Install Flake8
         run: |
           python -m pip install --upgrade pip