sched: Remove HMP related code and config

Since HMP is no longer used, remove related code and config options.

Change-Id: I4a30bbdf34c63c9c400e5b826a4758eac26ce607
Signed-off-by: Puja Gupta <pujag@codeaurora.org>
Signed-off-by: Pavankumar Kondeti <pkondeti@codeaurora.org>
diff --git a/kernel/sched/core_ctl.c b/kernel/sched/core_ctl.c
index b140e55..4c3bf526 100644
--- a/kernel/sched/core_ctl.c
+++ b/kernel/sched/core_ctl.c
@@ -612,8 +612,7 @@
 	spin_lock_irqsave(&cluster->pending_lock, flags);
 	cluster->pending = true;
 	spin_unlock_irqrestore(&cluster->pending_lock, flags);
-
-	wake_up_process_no_notif(cluster->core_ctl_thread);
+	wake_up_process(cluster->core_ctl_thread);
 }
 
 static u64 core_ctl_check_timestamp;