Merge pull request #39 from yegor256/renovate/actions-checkout-digest

Update actions/checkout digest to cd7d8d6

.github/workflows/markdown-lint.yml

@@ -6,5 +6,5 @@ jobs:
   markdown-lint:
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@8410ad0602e1e429cee44a835ae9f77f654a6694
+      - uses: actions/checkout@cd7d8d697e10461458bc61a30d094dc601a8b017
       - uses: articulate/actions-markdownlint@v1