fix(package): https://github.com/KeywordBrain/redbox-react/issues/6
fix(package): https://github.com/KeywordBrain/redbox-react/issues/6

`main` entry was set to source file instead of dist.

namuol/redbox-react,PixnBits/redbox-react,LeoLeBras/redbox-react,KeywordBrain/redbox-react,brenoc/redbox-react,commissure/redbox-react,bloodyowl/redbox-react,gaearon/redbox-react,hoegrammer/redbox-react,trevordmiller/redbox-react,aulizko/redbox-react,mikekidder/redbox-react,commissure/redbox-react,DenisIzmaylov/pinkbox-react