Add font-work-sans
Add font-work-sans

- GitHub repo: https://github.com/weiweihuanghuang/Work-Sans
- Homepage: http://weiweihuanghuang.github.io/Work-Sans/

mtakayuki/homebrew-fonts,RJHsiao/homebrew-fonts,kkung/homebrew-fonts,herblover/homebrew-fonts,victorpopkov/homebrew-fonts,guerrero/homebrew-fonts,guerrero/homebrew-fonts,zorosteven/homebrew-fonts,caskroom/homebrew-fonts,sscotth/homebrew-fonts,herblover/homebrew-fonts,RJHsiao/homebrew-fonts,zorosteven/homebrew-fonts,sscotth/homebrew-fonts,victorpopkov/homebrew-fonts,mtakayuki/homebrew-fonts,alerque/homebrew-fonts,alerque/homebrew-fonts,kostasdizas/homebrew-fonts,caskroom/homebrew-fonts,kostasdizas/homebrew-fonts,kkung/homebrew-fonts,unasuke/homebrew-fonts