[master-next] Add HermitCore OS type for LLVM triples
[master-next] Add HermitCore OS type for LLVM triples

LLVM r340675 added a new HermitCore OS type to triples, which broke the
Swift build because it is using -Werror,-Wswitch and the new value was not
handled in swift::getPlatformNameForTriple

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