Bump io.openliberty.tools:liberty-maven-plugin in /start/system

Bumps [io.openliberty.tools:liberty-maven-plugin](https://github.com/OpenLiberty/ci.maven) from 3.10.1 to 3.10.2.
- [Release notes](https://github.com/OpenLiberty/ci.maven/releases)
- [Commits](OpenLiberty/ci.maven@liberty-maven-3.10.1...liberty-maven-3.10.2)

---
updated-dependencies:
- dependency-name: io.openliberty.tools:liberty-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

start/system/pom.xml

@@ -56,7 +56,7 @@
             <plugin>
                 <groupId>io.openliberty.tools</groupId>
                 <artifactId>liberty-maven-plugin</artifactId>
-                <version>3.10.1</version>
+                <version>3.10.2</version>
             </plugin>
             <!-- end::libertyMavenPlugin[] -->
             <plugin>