Bump activemq.version from 6.2.1 to 6.2.3 (#8495)

Bumps `activemq.version` from 6.2.1 to 6.2.3.

Updates `org.apache.activemq:activemq-client` from 6.2.1 to 6.2.3
- [Release notes](https://github.com/apache/activemq/releases)
- [Commits](apache/activemq@activemq-6.2.1...activemq-6.2.3)

Updates `org.apache.activemq:activemq-broker` from 6.2.1 to 6.2.3
- [Release notes](https://github.com/apache/activemq/releases)
- [Commits](apache/activemq@activemq-6.2.1...activemq-6.2.3)

Updates `org.apache.activemq:activemq-mqtt` from 6.2.1 to 6.2.3
- [Release notes](https://github.com/apache/activemq/releases)
- [Commits](apache/activemq@activemq-6.2.1...activemq-6.2.3)

Updates `org.apache.activemq:activemq-kahadb-store` from 6.2.1 to 6.2.3
- [Release notes](https://github.com/apache/activemq/releases)
- [Commits](apache/activemq@activemq-6.2.1...activemq-6.2.3)

Updates `org.apache.activemq:activemq-all` from 6.2.1 to 6.2.3
- [Release notes](https://github.com/apache/activemq/releases)
- [Commits](apache/activemq@activemq-6.2.1...activemq-6.2.3)

---
updated-dependencies:
- dependency-name: org.apache.activemq:activemq-client
  dependency-version: 6.2.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.apache.activemq:activemq-broker
  dependency-version: 6.2.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.apache.activemq:activemq-mqtt
  dependency-version: 6.2.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.apache.activemq:activemq-kahadb-store
  dependency-version: 6.2.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.apache.activemq:activemq-all
  dependency-version: 6.2.3
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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pom.xml

@@ -131,7 +131,7 @@
         <jedis.version>7.3.0</jedis.version>
         <activemq.version>6.2.3</activemq.version>
         <jedis.version>7.4.0</jedis.version>
-        <activemq.version>6.2.1</activemq.version>
+        <activemq.version>6.2.3</activemq.version>
         <commons-logging.version>1.3.6</commons-logging.version>
 
         <jackson.version>2.21.2</jackson.version>