GH-1891 Updated the doc by adding a note on Consumer
GH-1891 Updated the doc by adding a note on Consumer

garyrussell/spring-cloud-stream,spring-cloud/spring-cloud-stream,spring-cloud/spring-cloud-stream,ilayaperumalg/spring-cloud-stream,garyrussell/spring-cloud-stream,garyrussell/spring-cloud-stream,ilayaperumalg/spring-cloud-stream,spring-cloud/spring-cloud-stream