Bump keytool-maven-plugin in /deps/rabbitmq_mqtt/test/java_SUITE_data

Bumps [keytool-maven-plugin](https://github.com/mojohaus/keytool) from 1.5 to 1.7.
- [Release notes](https://github.com/mojohaus/keytool/releases)
- [Commits](mojohaus/keytool@keytool-1.5...keytool-1.7)

---
updated-dependencies:
- dependency-name: org.codehaus.mojo:keytool-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

deps/rabbitmq_mqtt/test/java_SUITE_data/pom.xml

@@ -131,7 +131,7 @@
         <plugin>
           <groupId>org.codehaus.mojo</groupId>
           <artifactId>keytool-maven-plugin</artifactId>
-          <version>1.5</version>
+          <version>1.7</version>
           <executions>
             <execution>
               <id>generate-test-ca-keystore</id>