[react] rest param in function_component can be None
[react] rest param in function_component can be None

Summary: There's probably no need for a rest param here, but we should make an err diff to confirm.

Reviewed By: samwgoldman

Differential Revision: D13042872

fbshipit-source-id: 10e80a54748e95458c8a0efcd7810cf7f1563f3d

samwgoldman/flow,samwgoldman/flow,samwgoldman/flow,popham/flow,mroch/flow,popham/flow,popham/flow,AgentME/flow,samwgoldman/flow,facebook/flow,mroch/flow,facebook/flow,samwgoldman/flow,mroch/flow,samwgoldman/flow,popham/flow,mroch/flow,gabelevi/flow,gabelevi/flow,popham/flow,facebook/flow,AgentME/flow,popham/flow,gabelevi/flow,AgentME/flow,mroch/flow,AgentME/flow,facebook/flow,gabelevi/flow,facebook/flow,samwgoldman/flow,gabelevi/flow,facebook/flow,gabelevi/flow,gabelevi/flow,mroch/flow,mroch/flow,AgentME/flow,popham/flow,facebook/flow