Update README.md

Author: jeonghunkim8

README.md

@@ -3,13 +3,15 @@ Project for testing Amazon MQ(active mq)
 
 - after importing the project(with pom.xml), then make "application.properties"
 - copy and paste below text, modify <url>, <username>, <password>
-- add this to vm option
-- -Dorg.apache.activemq.SERIALIZABLE_PACKAGES="com.kurly.jmstest"
-- run testclass, then check the result.
-  
 ```
 spring.activemq.broker-url=<url>
 spring.activemq.user=<username>
 spring.activemq.password=<password>
 ```
+- add this to vm option
+```
+-Dorg.apache.activemq.SERIALIZABLE_PACKAGES="com.kurly.jmstest"
+```
+- run testclass, then check the result.
+