[test] Disable async_task_locals_groups.swift

rdar://82092187

Author: hamishknight

test/Concurrency/Runtime/async_task_locals_groups.swift

@@ -1,5 +1,6 @@
 // RUN: %target-run-simple-swift( -Xfrontend -disable-availability-checking -parse-as-library %import-libdispatch) | %FileCheck %s
 
+// REQUIRES: rdar82092187
 // REQUIRES: executable_test
 // REQUIRES: concurrency
 // REQUIRES: libdispatch