chore(deps): Bump io.gatling:gatling-maven-plugin from 4.8.2 to 4.9.6 (#494)

Bumps [io.gatling:gatling-maven-plugin](https://github.com/gatling/gatling-maven-plugin) from 4.8.2 to 4.9.6.
- [Commits](gatling/gatling-maven-plugin@v4.8.2...v4.9.6)

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

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Author: dependabot[bot]

tests/gatling/pom.xml

@@ -14,7 +14,7 @@
     <java.version>21</java.version>
     <activiti-cloud.version>8.6.0</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>4.9.6</gatling-maven-plugin.version>
     <hibernate.version>6.4.10.Final</hibernate.version>
   </properties>