Fixes https://github.com/spring-projects/spring-integration/issues/8573 * Also add a Kotlin DSL sample **Cherry-pick to `6.0.x` & `5.5.x`**
Fixes https://github.com/spring-projects/spring-integration/issues/8573 * Also add a Kotlin DSL sample **Cherry-pick to `6.0.x` & `5.5.x`**