Bump newsroom-core from 437a798 to 2f9750c in /client (#232)

Bumps [newsroom-core](https://github.com/superdesk/newsroom-core) from `437a798` to `2f9750c`.
- [Release notes](https://github.com/superdesk/newsroom-core/releases)
- [Commits](superdesk/newsroom-core@437a798...2f9750c)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>