[concurrency] Move tsan_release to point before task gets destroyed

rdar://152501929

stdlib/public/Concurrency/Actor.cpp

@@ -256,8 +256,6 @@ void swift::runJobInEstablishedExecutorContext(Job *job) {
 #if SWIFT_OBJC_INTEROP
   objc_autoreleasePoolPop(pool);
 #endif
-
-  _swift_tsan_release(job);
 }
 
 void swift::adoptTaskVoucher(AsyncTask *task) {

stdlib/public/Concurrency/TaskPrivate.h

@@ -859,6 +859,8 @@ struct AsyncTask::PrivateStorage {
       }
     }
 
+    _swift_tsan_release(task);
+
     // Destroy and deallocate any remaining task local items since the task is
     // completed. We need to do this before we destroy the task local
     // deallocator.