Bump org.jenkins-ci.plugins:mock-slave

Bumps [org.jenkins-ci.plugins:mock-slave](https://github.com/jenkinsci/mock-slave-plugin) from 189.vca_72fb_1d2b_52 to 193.v88c279d0c584.
- [Release notes](https://github.com/jenkinsci/mock-slave-plugin/releases)
- [Commits](https://github.com/jenkinsci/mock-slave-plugin/commits)

---
updated-dependencies:
- dependency-name: org.jenkins-ci.plugins:mock-slave
  dependency-type: direct:development
...

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

Author: dependabot[bot]

pom.xml

@@ -168,7 +168,7 @@
         <dependency>
             <groupId>org.jenkins-ci.plugins</groupId>
             <artifactId>mock-slave</artifactId>
-            <version>189.vca_72fb_1d2b_52</version>
+            <version>193.v88c279d0c584</version>
             <scope>test</scope>
         </dependency>
         <dependency>