build(deps): bump the icu group across 1 directory with 2 updates

Bumps the icu group with 2 updates in the / directory: [icu_normalizer](https://github.com/unicode-org/icu4x) and [icu_provider](https://github.com/unicode-org/icu4x).


Updates `icu_normalizer` from 1.5.0 to 2.0.0
- [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/compare/[email protected]@2.0.0)

Updates `icu_provider` from 1.5.0 to 2.0.0
- [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/compare/[email protected]@2.0.0)

---
updated-dependencies:
- dependency-name: icu_normalizer
  dependency-version: 2.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: icu
- dependency-name: icu_provider
  dependency-version: 2.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: icu
...

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

Author: dependabot[bot]