Bump gradle-docker-plugin from 3.2.3 to 3.6.1
Bump gradle-docker-plugin from 3.2.3 to 3.6.1

Bumps [gradle-docker-plugin](https://github.com/bmuschko/gradle-docker-plugin) from 3.2.3 to 3.6.1.
- [Release notes](https://github.com/bmuschko/gradle-docker-plugin/releases)
- [Changelog](https://github.com/bmuschko/gradle-docker-plugin/blob/master/RELEASE_NOTES.md)
- [Commits](https://github.com/bmuschko/gradle-docker-plugin/compare/v3.2.3...v3.6.1)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
NCI-Agency/anet,NCI-Agency/anet,NCI-Agency/anet,NCI-Agency/anet,NCI-Agency/anet