Bump org.jmock:jmock from 2.5.1 to 2.13.1

Bumps [org.jmock:jmock](https://github.com/jmock-developers/jmock-library) from 2.5.1 to 2.13.1.
- [Release notes](https://github.com/jmock-developers/jmock-library/releases)
- [Commits](jmock-developers/jmock-library@2.5.1...2.13.1)

---
updated-dependencies:
- dependency-name: org.jmock:jmock
  dependency-version: 2.13.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pom.xml

@@ -80,7 +80,7 @@
     <dependency>
       <groupId>org.jmock</groupId>
       <artifactId>jmock</artifactId>
-      <version>2.5.1</version>
+      <version>2.13.1</version>
       <scope>test</scope>
     </dependency>
   </dependencies>