BAEL-175 - Integrtion testing minor changes

spring-mvc-test/src/main/java/com/baeldung/spring/bean/Greeting.java

@@ -7,12 +7,15 @@ public class Greeting {
     public int getId() {
         return id;
     }
+
     public void setId(int id) {
         this.id = id;
     }
+
     public String getMessage() {
         return message;
     }
+
     public void setMessage(String message) {
         this.message = message;
     }