Bump umldoclet from 2.0.5 to 2.0.6 (#137)
Bump umldoclet from 2.0.5 to 2.0.6 (#137)

Bumps [umldoclet](https://github.com/talsma-ict/umldoclet) from 2.0.5 to 2.0.6.
- [Release notes](https://github.com/talsma-ict/umldoclet/releases)
- [Commits](https://github.com/talsma-ict/umldoclet/compare/2.0.5...2.0.6)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
talsma-ict/concurrency,talsma-ict/context-propagation