Temporarily disable long test parse_stdlib.sil
Temporarily disable long test parse_stdlib.sil

rdar://81658645 (Swift CI: 1. OSS - Swift (Tools Opt+Assert, Stdlib
Opt+DebInfo+Assert, Long Test) - macOS (main);
parse_stdlib.sil.tmp.sil: error: expected '>' in SIL instruction)

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