Bump dockerfile-maven-plugin from 1.4.5 to 1.4.7
Bump dockerfile-maven-plugin from 1.4.5 to 1.4.7

Bumps [dockerfile-maven-plugin](https://github.com/spotify/dockerfile-maven) from 1.4.5 to 1.4.7.
- [Release notes](https://github.com/spotify/dockerfile-maven/releases)
- [Changelog](https://github.com/spotify/dockerfile-maven/blob/master/CHANGELOG.md)
- [Commits](https://github.com/spotify/dockerfile-maven/compare/v1.4.5...v1.4.7)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
awhitford/DependencyCheck,stefanneuhaus/DependencyCheck,stefanneuhaus/DependencyCheck,awhitford/DependencyCheck,stefanneuhaus/DependencyCheck,awhitford/DependencyCheck,jeremylong/DependencyCheck,stefanneuhaus/DependencyCheck,stefanneuhaus/DependencyCheck,jeremylong/DependencyCheck,jeremylong/DependencyCheck,jeremylong/DependencyCheck,awhitford/DependencyCheck,stefanneuhaus/DependencyCheck,awhitford/DependencyCheck,stefanneuhaus/DependencyCheck,awhitford/DependencyCheck,jeremylong/DependencyCheck,awhitford/DependencyCheck,stefanneuhaus/DependencyCheck,jeremylong/DependencyCheck,awhitford/DependencyCheck,jeremylong/DependencyCheck,jeremylong/DependencyCheck