build(deps-dev): bump eslint-plugin-flowtype in /token/js (#2228)

Bumps [eslint-plugin-flowtype](https://github.com/gajus/eslint-plugin-flowtype) from 5.8.2 to 5.9.0.
- [Release notes](https://github.com/gajus/eslint-plugin-flowtype/releases)
- [Commits](gajus/eslint-plugin-flowtype@v5.8.2...v5.9.0)

---
updated-dependencies:
- dependency-name: eslint-plugin-flowtype
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]