deps: bump org.easymock:easymock from 5.5.0 to 5.6.0

Bumps [org.easymock:easymock](https://github.com/easymock/easymock) from 5.5.0 to 5.6.0.
- [Release notes](https://github.com/easymock/easymock/releases)
- [Changelog](https://github.com/easymock/easymock/blob/master/ReleaseNotes.md)
- [Commits](easymock/easymock@easymock-5.5.0...easymock-5.6.0)

---
updated-dependencies:
- dependency-name: org.easymock:easymock
  dependency-version: 5.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pom.xml

@@ -207,7 +207,7 @@
       <dependency>
         <groupId>org.easymock</groupId>
         <artifactId>easymock</artifactId>
-        <version>5.5.0</version>
+        <version>5.6.0</version>
         <scope>test</scope>
       </dependency>
     </dependencies>