Bump maven-jar-plugin from 2.5 to 3.2.0
Bump maven-jar-plugin from 2.5 to 3.2.0

Bumps [maven-jar-plugin](https://github.com/apache/maven-jar-plugin) from 2.5 to 3.2.0.
- [Release notes](https://github.com/apache/maven-jar-plugin/releases)
- [Commits](https://github.com/apache/maven-jar-plugin/compare/maven-jar-plugin-2.5...maven-jar-plugin-3.2.0)

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

Fixes #725

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google/truth,google/truth,google/truth