Bump newsroom-core from dc55efd to badd8ee in /client

Bumps [newsroom-core](https://github.com/superdesk/newsroom-core) from `dc55efd` to `badd8ee`.
- [Release notes](https://github.com/superdesk/newsroom-core/releases)
- [Commits](superdesk/newsroom-core@dc55efd...badd8ee)

---
updated-dependencies:
- dependency-name: newsroom-core
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>