[NFC][Test] Add tests for actor isolation checking for local property wrapper default initializers.
[NFC][Test] Add tests for actor isolation checking for local property
wrapper default initializers.

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