Merge pull request #1580 from dandi/dependabot/github_actions/actions/checkout-4

[gh-actions](deps): Bump actions/checkout from 3 to 4

Author: yarikoptic

.github/workflows/update-year.yml

@@ -13,7 +13,7 @@ jobs:
   run:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
       - uses: FantasticFiasco/action-update-license-year@v3