Merge pull request #19 from freckle/dependabot/github_actions/actions/checkout-4

Bump actions/checkout from 2 to 4

Author: joris974

.github/workflows/ci.yml

@@ -9,7 +9,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - uses: actions/setup-node@v2
         with:
           cache: yarn