Merge pull request #900 from github/dependabot/github_actions/actions/checkout-4

Bump actions/checkout from 3 to 4

.github/workflows/publish-gem.yml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Setup Ruby
         uses: ruby/setup-ruby@v1
         with: