disp: msm: dp: change the ext display include file

msm_ext_display.h was moved to include/linux/soc/qcom,
change the include file to the right place.

Change-Id: Ib4c668cda1057c44f11105dc14aa0a6f23ec6381
Signed-off-by: Yuan Zhao <[email protected]>

msm/dp/dp_audio.c

@@ -1,10 +1,10 @@
 // SPDX-License-Identifier: GPL-2.0-only
 /*
- * Copyright (c) 2016-2020, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2016-2021, The Linux Foundation. All rights reserved.
  */
 
 #include <linux/of_platform.h>
-#include <linux/msm_ext_display.h>
+#include <linux/soc/qcom/msm_ext_display.h>
 
 #include <drm/drm_dp_helper.h>