Sort Flowconfig
Sort Flowconfig

Summary:
I just noticed that the flowconfig sections generated by `flow init`
were all sorted except for the lints section. This fixes that.

Reviewed By: samwgoldman

Differential Revision: D5448611

fbshipit-source-id: 7c673ed7f67ccccf5563a62c096b43a79475a339

AgentME/flow,nmote/flow,claudiopro/flow,gabelevi/flow,jamesgpearce/flow,AgentME/flow,popham/flow,ylu1317/flow,nmote/flow,gabelevi/flow,facebook/flow,facebook/flow,nmote/flow,samwgoldman/flow,samwgoldman/flow,claudiopro/flow,popham/flow,AgentME/flow,samwgoldman/flow,nmote/flow,claudiopro/flow,JonathanUsername/flow,JonathanUsername/flow,mroch/flow,JonathanUsername/flow,facebook/flow,jamesgpearce/flow,facebook/flow,JonathanUsername/flow,popham/flow,mroch/flow,gabelevi/flow,jamesgpearce/flow,samwgoldman/flow,JonathanUsername/flow,claudiopro/flow,AgentME/flow,gabelevi/flow,TiddoLangerak/flow,ylu1317/flow,mroch/flow,nmote/flow,ylu1317/flow,nmote/flow,mroch/flow,mroch/flow,gabelevi/flow,ylu1317/flow,jamesgpearce/flow,jamesgpearce/flow,mroch/flow,MichaelDeBoey/flow,TiddoLangerak/flow,samwgoldman/flow,samwgoldman/flow,TiddoLangerak/flow,gabelevi/flow,popham/flow,mroch/flow,facebook/flow,TiddoLangerak/flow,TiddoLangerak/flow,ylu1317/flow,claudiopro/flow,MichaelDeBoey/flow,samwgoldman/flow,popham/flow,AgentME/flow,popham/flow,facebook/flow,facebook/flow,gabelevi/flow,nmote/flow,popham/flow,MichaelDeBoey/flow,MichaelDeBoey/flow,JonathanUsername/flow,MichaelDeBoey/flow,jamesgpearce/flow,jamesgpearce/flow,JonathanUsername/flow