Bump axon.version from 4.5.6 to 4.5.7

Bumps `axon.version` from 4.5.6 to 4.5.7.

Updates `axon-messaging` from 4.5.6 to 4.5.7
- [Release notes](https://github.com/AxonFramework/AxonFramework/releases)
- [Changelog](https://github.com/AxonFramework/AxonFramework/blob/master/axon-4-api-changes.md)
- [Commits](AxonFramework/AxonFramework@axon-4.5.6...axon-4.5.7)

Updates `axon-spring-boot-autoconfigure` from 4.5.6 to 4.5.7
- [Release notes](https://github.com/AxonFramework/AxonFramework/releases)
- [Changelog](https://github.com/AxonFramework/AxonFramework/blob/master/axon-4-api-changes.md)
- [Commits](AxonFramework/AxonFramework@axon-4.5.6...axon-4.5.7)

Updates `axon-spring-boot-starter` from 4.5.6 to 4.5.7
- [Release notes](https://github.com/AxonFramework/AxonFramework/releases)
- [Changelog](https://github.com/AxonFramework/AxonFramework/blob/master/axon-4-api-changes.md)
- [Commits](AxonFramework/AxonFramework@axon-4.5.6...axon-4.5.7)

---
updated-dependencies:
- dependency-name: org.axonframework:axon-messaging
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.axonframework:axon-spring-boot-autoconfigure
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.axonframework:axon-spring-boot-starter
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

pom.xml

@@ -51,7 +51,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
-        <axon.version>4.5.6</axon.version>
+        <axon.version>4.5.7</axon.version>
         <rabbitmq.version>5.14.0</rabbitmq.version>
 
         <spring.version>5.3.14</spring.version>