Bump maven-source-plugin from 2.2.1 to 3.2.1 (#92)
Bump maven-source-plugin from 2.2.1 to 3.2.1 (#92)

Bumps [maven-source-plugin](https://github.com/apache/maven-source-plugin) from 2.2.1 to 3.2.1.
- [Release notes](https://github.com/apache/maven-source-plugin/releases)
- [Commits](https://github.com/apache/maven-source-plugin/compare/maven-source-plugin-2.2.1...maven-source-plugin-3.2.1)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>

Co-authored-by: dependabot-preview[bot] <6a4c1c4838f800d1998274cd5234e1f65c55e90c@users.noreply.github.com>
GoogleCloudPlatform/native-image-support-java,GoogleCloudPlatform/native-image-support-java,GoogleCloudPlatform/native-image-support-java