Add spring cloud starter stream rocketmq version number

pom.xml

@@ -47,6 +47,7 @@
         <mybatis-plus.version>3.4.2</mybatis-plus.version>
         <spring-boot.version>2.3.2.RELEASE</spring-boot.version>
         <apollo.version>1.9.1</apollo.version>
+        <spring-cloud-starter-stream-rocketmq.version>2.2.6.RELEASE</spring-cloud-starter-stream-rocketmq.version>
 
         <maven.javadoc.failOnError>false</maven.javadoc.failOnError>
         <maven.compiler.encoding>UTF-8</maven.compiler.encoding>