Merge pull request #183 from aliyun/dependabot/maven/arms-demo/mock-server/org.apache.kafka-kafka-clients-2.6.3

Bump org.apache.kafka:kafka-clients from 2.4.0 to 2.6.3 in /arms-demo/mock-server

Author: ralf0131

arms-demo/mock-server/pom.xml

@@ -114,7 +114,7 @@
         <dependency>
             <groupId>org.apache.kafka</groupId>
             <artifactId>kafka-clients</artifactId>
-            <version>2.4.0</version>
+            <version>2.6.3</version>
         </dependency>
         <dependency>
             <groupId>mysql</groupId>