chore: bump dtr version from 0.4.3 to 0.5.0

[tom-rm-meyer-ISST]

Description

solves #488

Pre-review checks

Please ensure to do as many of the following checks as possible, before asking for committer review:

• DEPENDENCIES are up-to-date. Dash license tool. Committers can open IP issues for restricted libs.
• Copyright and license header are present on all affected files
• If helm chart has been changed, the chart version has been bumped to either next major, minor or patch level (compared to released chart).

[eschrewe]

LGTM, thank you :)