chore(deps): bump io.gatling:gatling-maven-plugin from 4.8.2 to 4.9.0

Bumps [io.gatling:gatling-maven-plugin](https://github.com/gatling/gatling-maven-plugin) from 4.8.2 to 4.9.0.
- [Commits](gatling/gatling-maven-plugin@v4.8.2...v4.9.0)

---
updated-dependencies:
- dependency-name: io.gatling:gatling-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

tests/gatling/pom.xml

@@ -14,7 +14,7 @@
     <java.version>21</java.version>
     <activiti-cloud.version>8.4.0</activiti-cloud.version>
     <gatling.version>3.10.5</gatling.version>
-    <gatling-maven-plugin.version>4.8.2</gatling-maven-plugin.version>
+    <gatling-maven-plugin.version>4.9.0</gatling-maven-plugin.version>
   </properties>
 
   <dependencies>