[ISSUE #74]Add acl examples compile in the project (#75)

* Fix checkstyle error in the acl examples

* Add acl example compile
diff --git a/rocketmq-spring-boot-samples/pom.xml b/rocketmq-spring-boot-samples/pom.xml
index ca50687..e348e15 100644
--- a/rocketmq-spring-boot-samples/pom.xml
+++ b/rocketmq-spring-boot-samples/pom.xml
@@ -33,6 +33,8 @@
     <modules>
         <module>rocketmq-produce-demo</module>
         <module>rocketmq-consume-demo</module>
+        <module>rocketmq-produce-acl-demo</module>
+        <module>rocketmq-consume-acl-demo</module>
     </modules>
 
     <properties>
diff --git a/rocketmq-spring-boot-samples/rocketmq-consume-acl-demo/src/main/java/org/apache/rocketmq/samples/springboot/ACLStringConsumer.java b/rocketmq-spring-boot-samples/rocketmq-consume-acl-demo/src/main/java/org/apache/rocketmq/samples/springboot/ACLStringConsumer.java
index fdddffd..fe99d38 100644
--- a/rocketmq-spring-boot-samples/rocketmq-consume-acl-demo/src/main/java/org/apache/rocketmq/samples/springboot/ACLStringConsumer.java
+++ b/rocketmq-spring-boot-samples/rocketmq-consume-acl-demo/src/main/java/org/apache/rocketmq/samples/springboot/ACLStringConsumer.java
@@ -30,7 +30,7 @@
     consumerGroup = "group_define_in_Aliware_MQ"
     //accessKey = "AK" // It will read by `rocketmq.consumer.access-key` key
     //secretKey = "SK" // It will read by `rocketmq.consumer.access-key` key
-)
+    )
 public class ACLStringConsumer implements RocketMQListener<String> {
     @Override
     public void onMessage(String message) {
diff --git a/rocketmq-spring-boot-samples/rocketmq-consume-acl-demo/src/main/java/org/apache/rocketmq/samples/springboot/ACLStringTransactionalConsumer.java b/rocketmq-spring-boot-samples/rocketmq-consume-acl-demo/src/main/java/org/apache/rocketmq/samples/springboot/ACLStringTransactionalConsumer.java
index d815e8c..342f44b 100644
--- a/rocketmq-spring-boot-samples/rocketmq-consume-acl-demo/src/main/java/org/apache/rocketmq/samples/springboot/ACLStringTransactionalConsumer.java
+++ b/rocketmq-spring-boot-samples/rocketmq-consume-acl-demo/src/main/java/org/apache/rocketmq/samples/springboot/ACLStringTransactionalConsumer.java
@@ -30,7 +30,7 @@
     consumerGroup = "group_define_in_Aliware_MQ",
     accessKey = "AK", // if accessKey is empty, it will read by `rocketmq.consumer.access-key` key
     secretKey = "SK"  // if accessKey is empty, it will read by `rocketmq.consumer.secret-key` key
-)
+    )
 public class ACLStringTransactionalConsumer implements RocketMQListener<String> {
     @Override
     public void onMessage(String message) {
diff --git a/rocketmq-spring-boot-samples/rocketmq-produce-acl-demo/src/main/java/org/apache/rocketmq/samples/springboot/ProducerACLApplication.java b/rocketmq-spring-boot-samples/rocketmq-produce-acl-demo/src/main/java/org/apache/rocketmq/samples/springboot/ProducerACLApplication.java
index 0796c5e..1c40354 100644
--- a/rocketmq-spring-boot-samples/rocketmq-produce-acl-demo/src/main/java/org/apache/rocketmq/samples/springboot/ProducerACLApplication.java
+++ b/rocketmq-spring-boot-samples/rocketmq-produce-acl-demo/src/main/java/org/apache/rocketmq/samples/springboot/ProducerACLApplication.java
@@ -91,7 +91,7 @@
         txProducerGroup = TX_PGROUP_NAME,
         accessKey = "AK", // if not setting, it will read by `rocketmq.producer.access-key` key
         secretKey = "SK"  // if not setting, it will read by `rocketmq.producer.secret-key` key
-    )
+        )
     class TransactionListenerImpl implements RocketMQLocalTransactionListener {
         private AtomicInteger transactionIndex = new AtomicInteger(0);