Kernel: Correct pending feedback.

src/core/hle/kernel/scheduler.cpp

@@ -530,10 +530,11 @@ SchedulerLockAndSleep::SchedulerLockAndSleep(KernelCore& kernel, Handle& event_h
 }
 
 SchedulerLockAndSleep::~SchedulerLockAndSleep() {
-    if (!sleep_cancelled) {
+    if (sleep_cancelled) {
+        return;
+    }
     auto& time_manager = kernel.TimeManager();
     time_manager.ScheduleTimeEvent(event_handle, time_task, nanoseconds);
-    }
 }
 
 } // namespace Kernel