chore(deps): bump actions/checkout from 6 to 7 in the gh-actions group (#5)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/ruby.yml

@@ -18,7 +18,7 @@ jobs:
         ruby-version: [ '3.1', '3.2', '3.3', '3.4' ]
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with: