Merge pull request #28 from igorcampos-dev/renovate/actions-checkout-4.x

chore(deps): update actions/checkout action to v4

Author: igorcampos-dev

.github/workflows/spring-kafka-example.yml

@@ -40,7 +40,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository and submodules
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           submodules: true