Bump zustand from 4.5.5 to 5.0.3 in /welcome

Bumps [zustand](https://github.com/pmndrs/zustand) from 4.5.5 to 5.0.3.
- [Release notes](https://github.com/pmndrs/zustand/releases)
- [Commits](pmndrs/zustand@v4.5.5...v5.0.3)

---
updated-dependencies:
- dependency-name: zustand
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]