Bump spotless-maven-plugin from 2.6.1 to 2.7.0
Bump spotless-maven-plugin from 2.6.1 to 2.7.0

Bumps [spotless-maven-plugin](https://github.com/diffplug/project) from 2.6.1 to 2.7.0.
- [Release notes](https://github.com/diffplug/project/releases)
- [Commits](https://github.com/diffplug/project/commits)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
kubernetes-client/java,kubernetes-client/java