[SR-10150] Specify supported python version in README
[SR-10150] Specify supported python version in README

Resolve: https://bugs.swift.org/browse/SR-10150

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