Bump superdesk-planning from b616663 to d9d3fc5 in /client

Bumps [superdesk-planning](https://github.com/superdesk/superdesk-planning) from `b616663` to `d9d3fc5`.
- [Release notes](https://github.com/superdesk/superdesk-planning/releases)
- [Commits](superdesk/superdesk-planning@b616663...d9d3fc5)

---
updated-dependencies:
- dependency-name: superdesk-planning
  dependency-type: direct:production
...

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