Bump zerovec from 0.10.2 to 0.10.4 in the cargo group across 1 directory

Bumps the cargo group with 1 update in the / directory: [zerovec](https://github.com/unicode-org/icu4x).


Updates `zerovec` from 0.10.2 to 0.10.4
- [Release notes](https://github.com/unicode-org/icu4x/releases)
- [Changelog](https://github.com/unicode-org/icu4x/blob/main/CHANGELOG.md)
- [Commits](https://github.com/unicode-org/icu4x/commits/ind/[email protected])

---
updated-dependencies:
- dependency-name: zerovec
  dependency-type: indirect
  dependency-group: cargo
...

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