Merge pull request #47 from NCAR/dependabot/github_actions/actions/checkout-6

Bump actions/checkout from 4 to 6

Author: allibco

.github/workflows/linting.yaml

@@ -10,6 +10,6 @@ jobs:
   linting:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v5
       - uses: pre-commit/action@v3.0.1