chore(deps): bump @mongodb-js/saslprep from 1.1.9 to 1.2.0

Bumps [@mongodb-js/saslprep](https://github.com/mongodb-js/devtools-shared) from 1.1.9 to 1.2.0.
- [Commits](https://github.com/mongodb-js/devtools-shared/compare/@mongodb-js/[email protected]...@mongodb-js/[email protected])

---
updated-dependencies:
- dependency-name: "@mongodb-js/saslprep"
  dependency-type: indirect
  update-type: version-update:semver-minor
...

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