[PR] typo
[PR] typo

Summary: Closes https://github.com/facebook/flow/pull/5430

Differential Revision: D6584347

Pulled By: mroch

fbshipit-source-id: 9b01f9859fe432a7b242e6b2a0cd8267f8905794

facebook/flow,jamesgpearce/flow,mroch/flow,JonathanUsername/flow,nmote/flow,samwgoldman/flow,JonathanUsername/flow,samwgoldman/flow,facebook/flow,JonathanUsername/flow,jamesgpearce/flow,facebook/flow,jamesgpearce/flow,mroch/flow,jamesgpearce/flow,mroch/flow,AgentME/flow,nmote/flow,gabelevi/flow,claudiopro/flow,popham/flow,popham/flow,AgentME/flow,samwgoldman/flow,popham/flow,AgentME/flow,facebook/flow,claudiopro/flow,nmote/flow,gabelevi/flow,samwgoldman/flow,mroch/flow,JonathanUsername/flow,samwgoldman/flow,mroch/flow,claudiopro/flow,nmote/flow,gabelevi/flow,AgentME/flow,facebook/flow,jamesgpearce/flow,claudiopro/flow,JonathanUsername/flow,gabelevi/flow,nmote/flow,jamesgpearce/flow,facebook/flow,popham/flow,nmote/flow,popham/flow,JonathanUsername/flow,popham/flow,samwgoldman/flow,popham/flow,gabelevi/flow,mroch/flow,samwgoldman/flow,gabelevi/flow,jamesgpearce/flow,facebook/flow,AgentME/flow,claudiopro/flow,JonathanUsername/flow,mroch/flow,gabelevi/flow,nmote/flow