Merge pull request #823 from SciML/dependabot/github_actions/actions/checkout-6

Bump actions/checkout from 4 to 6

Author: ChrisRackauckas

.github/workflows/SpellCheck.yml

@@ -8,6 +8,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Actions Repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: Check spelling
         uses: crate-ci/typos@v1.18.0