[test] Restrict spi-available inline to macosx only
[test] Restrict spi-available inline to macosx only

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