Merge pull request #17 from jmlntw/github_actions/actions/checkout-4

Bump actions/checkout from 3 to 4

Author: mnghsn

.github/workflows/pages.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Set up Ruby environment
         uses: ruby/setup-ruby@v1
         with: