add: merging tinfoilhat json files fails
See https://git.ostc-eu.org/oss-compliance/mirrors/manifest/-/jobs/63494#L36
- [x] fix problem in the code
- [ ] @pmoser patch tinfoilhat.json files in the pipeline's a4fpool
> @pianon --> I will do this as soon as I have fixed another issue with add and the new command interface... probably already today afternoon
issue