build(deps-dev): bump benchmark-ips from 2.8.4 to 2.9.1 (#367)
build(deps-dev): bump benchmark-ips from 2.8.4 to 2.9.1 (#367)

Bumps [benchmark-ips](https://github.com/evanphx/benchmark-ips) from 2.8.4 to 2.9.1.
- [Release notes](https://github.com/evanphx/benchmark-ips/releases)
- [Changelog](https://github.com/evanphx/benchmark-ips/blob/master/History.txt)
- [Commits](https://github.com/evanphx/benchmark-ips/compare/v2.8.4...2.9.1)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>

Co-authored-by: dependabot[bot] <1c358da00a777d4e9898c1280ab801e2df165188@users.noreply.github.com>
Homebrew/ruby-macho,Homebrew/ruby-macho,Homebrew/ruby-macho