Bump org.axonframework:axon-bom from 4.9.0 to 4.9.4

Bumps [org.axonframework:axon-bom](https://github.com/AxonFramework/axon-bom) from 4.9.0 to 4.9.4.
- [Release notes](https://github.com/AxonFramework/axon-bom/releases)
- [Commits](AxonFramework/axon-bom@axon-4.9.0...axon-4.9.4)

---
updated-dependencies:
- dependency-name: org.axonframework:axon-bom
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

pom/parent/pom.xml

@@ -29,7 +29,7 @@
     <pattern.class.itest>**/*ITest.*,**/*TCTest.*</pattern.class.itest>
     <springboot.version>3.1.5</springboot.version>
     <kotlin-logging.version>3.0.5</kotlin-logging.version>
-    <axon-bom.version>4.9.0</axon-bom.version>
+    <axon-bom.version>4.9.4</axon-bom.version>
     <avro.version>1.11.3</avro.version>
 
     <avro-kotlin.version>1.11.2.2</avro-kotlin.version>