chore(deps): bump org.assertj:assertj-core in /event

Bumps [org.assertj:assertj-core](https://github.com/assertj/assertj) from 3.27.0 to 3.27.3.
- [Release notes](https://github.com/assertj/assertj/releases)
- [Commits](assertj/assertj@assertj-build-3.27.0...assertj-build-3.27.3)

---
updated-dependencies:
- dependency-name: org.assertj:assertj-core
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

event/pom.xml

@@ -118,7 +118,7 @@
         <dependency>
             <groupId>org.assertj</groupId>
             <artifactId>assertj-core</artifactId>
-            <version>3.27.0</version>
+            <version>3.27.3</version>
         </dependency>
 
         <dependency>