Bump @rocket.chat/string-helpers in /ee/server/services (RocketChat#2…

…3526)

Bumps [@rocket.chat/string-helpers](https://github.com/RocketChat/Rocket.Chat.Fuselage/tree/HEAD/packages/string-helpers) from 0.29.0 to 0.30.1.
- [Release notes](https://github.com/RocketChat/Rocket.Chat.Fuselage/releases)
- [Changelog](https://github.com/RocketChat/Rocket.Chat.Fuselage/blob/develop/packages/string-helpers/CHANGELOG.md)
- [Commits](https://github.com/RocketChat/Rocket.Chat.Fuselage/commits/v0.30.1/packages/string-helpers)

---
updated-dependencies:
- dependency-name: "@rocket.chat/string-helpers"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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