Bump newsroom-core from 0ec87fb to 9fc7cdf in /client

Bumps [newsroom-core](https://github.com/superdesk/newsroom-core) from `0ec87fb` to `9fc7cdf`.
- [Release notes](https://github.com/superdesk/newsroom-core/releases)
- [Commits](superdesk/newsroom-core@0ec87fb...9fc7cdf)

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

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