Bump build-helper-maven-plugin from 1.9 to 3.2.0

Bumps [build-helper-maven-plugin](https://github.com/mojohaus/build-helper-maven-plugin) from 1.9 to 3.2.0.
- [Release notes](https://github.com/mojohaus/build-helper-maven-plugin/releases)
- [Commits](mojohaus/build-helper-maven-plugin@build-helper-maven-plugin-1.9...build-helper-maven-plugin-3.2.0)

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

pom.xml

@@ -76,7 +76,7 @@
       <plugin>
         <groupId>org.codehaus.mojo</groupId>
         <artifactId>build-helper-maven-plugin</artifactId>
-        <version>1.9</version>
+        <version>3.2.0</version>
         <executions>
           <execution>
             <id>add-test-source</id>