Disable the test IRGen/thinlto.swift under ASAN
Disable the test IRGen/thinlto.swift under ASAN

It fails on the ASAN bot.

rdar://86544116

glessard/swift,apple/swift,apple/swift,roambotics/swift,rudkx/swift,gregomni/swift,roambotics/swift,ahoppen/swift,atrick/swift,glessard/swift,rudkx/swift,gregomni/swift,ahoppen/swift,JGiola/swift,atrick/swift,roambotics/swift,roambotics/swift,rudkx/swift,JGiola/swift,rudkx/swift,JGiola/swift,benlangmuir/swift,gregomni/swift,apple/swift,glessard/swift,apple/swift,atrick/swift,rudkx/swift,roambotics/swift,glessard/swift,apple/swift,gregomni/swift,gregomni/swift,JGiola/swift,ahoppen/swift,JGiola/swift,atrick/swift,apple/swift,benlangmuir/swift,benlangmuir/swift,rudkx/swift,gregomni/swift,ahoppen/swift,roambotics/swift,ahoppen/swift,JGiola/swift,atrick/swift,atrick/swift,benlangmuir/swift,glessard/swift,benlangmuir/swift,glessard/swift,ahoppen/swift,benlangmuir/swift