Fixed typo
Fixed typo

Summary: Closes https://github.com/facebook/relay/pull/1643

Differential Revision: D4914176

Pulled By: kassens

fbshipit-source-id: d68ff3e6e335d57eb8aa600d0235054f6e381766

benjaminogles/relay,freiksenet/relay,facebook/relay,yungsters/relay,yungsters/relay,cpojer/relay,apalm/relay,xuorig/relay,chirag04/relay,chentsulin/relay,apalm/relay,facebook/relay,facebook/relay,wincent/relay,wincent/relay,wincent/relay,chentsulin/relay,facebook/relay,benjaminogles/relay,iamchenxin/relay,wincent/relay,voideanvalue/relay,iamchenxin/relay,yungsters/relay,rosskevin/relay,iamchenxin/relay,kassens/relay,rosskevin/relay,iamchenxin/relay,chirag04/relay,voideanvalue/relay,kassens/relay,xuorig/relay,voideanvalue/relay,facebook/relay,zpao/relay,cpojer/relay,freiksenet/relay,cpojer/relay,kassens/relay,chentsulin/relay,xuorig/relay,josephsavona/relay,zpao/relay,xuorig/relay,benjaminogles/relay,xuorig/relay,apalm/relay,dbslone/relay,xuorig/relay,cpojer/relay,atxwebs/relay,freiksenet/relay,atxwebs/relay,voideanvalue/relay,voideanvalue/relay,josephsavona/relay,wincent/relay,facebook/relay,wincent/relay,josephsavona/relay,dbslone/relay,zpao/relay,kassens/relay,kassens/relay,chirag04/relay,atxwebs/relay,kassens/relay,atxwebs/relay,voideanvalue/relay