Merge pull request #41750 from hamishknight/disable-array-trap-backdeploy

[test] Disable ArrayTrapsObjC.swift for backdeployment

Author: hamishknight

validation-test/stdlib/ArrayTrapsObjC.swift

@@ -4,6 +4,9 @@
 // REQUIRES: executable_test
 // REQUIRES: objc_interop
 
+// Temporarily disable for backdeployment (rdar://89821303)
+// UNSUPPORTED: use_os_stdlib
+
 import StdlibUnittest
 import Foundation