Bump org.apache.activemq:activemq-client from 5.17.4 to 6.1.2

Bumps [org.apache.activemq:activemq-client](https://github.com/apache/activemq) from 5.17.4 to 6.1.2.
- [Commits](apache/activemq@activemq-5.17.4...activemq-6.1.2)

---
updated-dependencies:
- dependency-name: org.apache.activemq:activemq-client
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

gytheio-messaging/gytheio-messaging-benchmark/pom.xml

@@ -11,7 +11,7 @@
     <artifactId>gytheio-messaging-benchmark</artifactId>
 
     <properties>
-        <dependency.activemq.version>5.17.4</dependency.activemq.version>
+        <dependency.activemq.version>6.1.2</dependency.activemq.version>
 
         <dependency.sl4j.version>1.7.36</dependency.sl4j.version>
     </properties>