Camera: Add video recording stop sound

Add video recording stop sound to match MediaActionSound.

Bug: 24745252
Change-Id: I84b69757c7e0a98abfaafcce5f41dd45fd41cf74
diff --git a/services/camera/libcameraservice/CameraService.h b/services/camera/libcameraservice/CameraService.h
index cd97b08..4b0eeb7 100644
--- a/services/camera/libcameraservice/CameraService.h
+++ b/services/camera/libcameraservice/CameraService.h
@@ -159,7 +159,8 @@
 
     enum sound_kind {
         SOUND_SHUTTER = 0,
-        SOUND_RECORDING = 1,
+        SOUND_RECORDING_START = 1,
+        SOUND_RECORDING_STOP = 2,
         NUM_SOUNDS
     };