[benchmark] Change the readme to consistently use the "#" heading form
[benchmark] Change the readme to consistently use the "#" heading form

We need this to use Heading 3+. Better to just standardize on that one
convention so we are consistent.

sschiau/swift,xwu/swift,airspeedswift/swift,nathawes/swift,xwu/swift,nathawes/swift,stephentyrone/swift,aschwaighofer/swift,atrick/swift,stephentyrone/swift,allevato/swift,devincoughlin/swift,tkremenek/swift,gregomni/swift,glessard/swift,atrick/swift,apple/swift,benlangmuir/swift,ahoppen/swift,airspeedswift/swift,aschwaighofer/swift,tkremenek/swift,atrick/swift,karwa/swift,jmgc/swift,parkera/swift,shahmishal/swift,parkera/swift,tkremenek/swift,shahmishal/swift,hooman/swift,gribozavr/swift,sschiau/swift,rudkx/swift,airspeedswift/swift,JGiola/swift,sschiau/swift,hooman/swift,nathawes/swift,glessard/swift,benlangmuir/swift,airspeedswift/swift,parkera/swift,CodaFi/swift,jmgc/swift,CodaFi/swift,devincoughlin/swift,roambotics/swift,jckarter/swift,ahoppen/swift,tkremenek/swift,stephentyrone/swift,sschiau/swift,hooman/swift,gribozavr/swift,jmgc/swift,glessard/swift,jckarter/swift,roambotics/swift,rudkx/swift,devincoughlin/swift,harlanhaskins/swift,apple/swift,aschwaighofer/swift,airspeedswift/swift,apple/swift,benlangmuir/swift,atrick/swift,glessard/swift,parkera/swift,stephentyrone/swift,jckarter/swift,allevato/swift,harlanhaskins/swift,nathawes/swift,lorentey/swift,ahoppen/swift,lorentey/swift,karwa/swift,roambotics/swift,JGiola/swift,hooman/swift,stephentyrone/swift,karwa/swift,devincoughlin/swift,harlanhaskins/swift,CodaFi/swift,tkremenek/swift,nathawes/swift,gribozavr/swift,gribozavr/swift,hooman/swift,jmgc/swift,devincoughlin/swift,allevato/swift,gregomni/swift,xwu/swift,lorentey/swift,stephentyrone/swift,gregomni/swift,apple/swift,jckarter/swift,CodaFi/swift,shahmishal/swift,atrick/swift,harlanhaskins/swift,devincoughlin/swift,karwa/swift,lorentey/swift,nathawes/swift,aschwaighofer/swift,allevato/swift,tkremenek/swift,lorentey/swift,aschwaighofer/swift,jckarter/swift,hooman/swift,karwa/swift,gregomni/swift,gribozavr/swift,rudkx/swift,karwa/swift,xwu/swift,shahmishal/swift,sschiau/swift,rudkx/swift,shahmishal/swift,gribozavr/swift,lorentey/swift,gribozavr/swift,roambotics/swift,karwa/swift,benlangmuir/swift,JGiola/swift,glessard/swift,jckarter/swift,parkera/swift,harlanhaskins/swift,CodaFi/swift,parkera/swift,lorentey/swift,roambotics/swift,stephentyrone/swift,jckarter/swift,xwu/swift,lorentey/swift,karwa/swift,shahmishal/swift,harlanhaskins/swift,allevato/swift,tkremenek/swift,ahoppen/swift,jmgc/swift,atrick/swift,ahoppen/swift,CodaFi/swift,ahoppen/swift,rudkx/swift,shahmishal/swift,hooman/swift,JGiola/swift,apple/swift,allevato/swift,sschiau/swift,roambotics/swift,benlangmuir/swift,harlanhaskins/swift,devincoughlin/swift,apple/swift,devincoughlin/swift,xwu/swift,airspeedswift/swift,gregomni/swift,CodaFi/swift,gribozavr/swift,parkera/swift,shahmishal/swift,benlangmuir/swift,xwu/swift,aschwaighofer/swift,sschiau/swift,parkera/swift,nathawes/swift,airspeedswift/swift,allevato/swift,glessard/swift,rudkx/swift,JGiola/swift,JGiola/swift,gregomni/swift,jmgc/swift,jmgc/swift,aschwaighofer/swift,sschiau/swift