sec-kernel: move uapi securemsm headers to uapi path

Move the securemsm-kernel uapi headers to a uapi include path,
to conform with the uapi requirements.

NOTE: Duplicating qcedev.h & smcinvoke.h temporarily until
clients that manually include the path use the exported headers.

Change-Id: I33d390954ff0e6c721a5fa8256b431020e4f8912
Signed-off-by: Gaurav Kashyap <quic_gaurkash@quicinc.com>

smmu-proxy/qti-smmu-proxy-common.c

@@ -5,7 +5,7 @@
 
 #include <linux/cdev.h>
 #include "qti-smmu-proxy-common.h"
-#include "../include/linux/smcinvoke.h"
+#include "smcinvoke.h"
 #include "../include/linux/ITrustedCameraDriver.h"
 #include "../include/linux/CTrustedCameraDriver.h"
 #include "../include/linux/IClientEnv.h"