build: bump parallel_tests from 2.28.0 to 2.29.0 in /Library/Homebrew
build: bump parallel_tests from 2.28.0 to 2.29.0 in /Library/Homebrew

Bumps [parallel_tests](https://github.com/grosser/parallel_tests) from 2.28.0 to 2.29.0.
- [Release notes](https://github.com/grosser/parallel_tests/releases)
- [Commits](https://github.com/grosser/parallel_tests/compare/v2.28.0...v2.29.0)

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