build: bump rspec-expectations from 3.8.5 to 3.8.6 in /Library/Homebrew
build: bump rspec-expectations from 3.8.5 to 3.8.6 in /Library/Homebrew

Bumps [rspec-expectations](https://github.com/rspec/rspec-expectations) from 3.8.5 to 3.8.6.
- [Release notes](https://github.com/rspec/rspec-expectations/releases)
- [Changelog](https://github.com/rspec/rspec-expectations/blob/master/Changelog.md)
- [Commits](https://github.com/rspec/rspec-expectations/compare/v3.8.5...v3.8.6)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
vitorgalvao/brew,konqui/brew,Homebrew/brew,sjackman/homebrew,JCount/brew,JCount/brew,nandub/brew,claui/brew,mahori/brew,MikeMcQuaid/brew,claui/brew,mahori/brew,JCount/brew,EricFromCanada/brew,MikeMcQuaid/brew,nandub/brew,sjackman/homebrew,Homebrew/brew,reitermarkus/brew,mahori/brew,vitorgalvao/brew,konqui/brew,EricFromCanada/brew,Homebrew/brew,Homebrew/brew,JCount/brew,nandub/brew,reitermarkus/brew,MikeMcQuaid/brew,claui/brew,konqui/brew,konqui/brew,EricFromCanada/brew,EricFromCanada/brew,vitorgalvao/brew,reitermarkus/brew,sjackman/homebrew,mahori/brew,claui/brew,MikeMcQuaid/brew,reitermarkus/brew,nandub/brew,vitorgalvao/brew,sjackman/homebrew