Bump build-helper-maven-plugin from 1.7 to 3.2.0

Bumps [build-helper-maven-plugin](https://github.com/mojohaus/build-helper-maven-plugin) from 1.7 to 3.2.0.
- [Release notes](https://github.com/mojohaus/build-helper-maven-plugin/releases)
- [Commits](https://github.com/mojohaus/build-helper-maven-plugin/compare/build-helper-maven-plugin-1.7...build-helper-maven-plugin-3.2.0)

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