More cleanup - sample 07 (new consumer protocol)

Author: sobychacko

samples/sample-07/src/main/java/com/example/sample07/Sample07Application.java

@@ -18,7 +18,6 @@
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
-import org.springframework.kafka.annotation.EnableKafka;
 
 /**
  * New consumer rebalance protocol sample which purpose is only to demonstrate the application
@@ -29,7 +28,6 @@
  * @since 3.2.0
  */
 
-@EnableKafka
 @SpringBootApplication
 public class Sample07Application {
 

samples/sample-07/src/main/resources/application.yaml

@@ -10,7 +10,6 @@ spring:
   kafka:
     consumer:
       bootstrap-servers: localhost:10000
-      group-id: sample07
       key-deserializer: org.apache.kafka.common.serialization.StringDeserializer
       value-deserializer: org.apache.kafka.common.serialization.StringDeserializer
       properties: