Add disable/enable camera service watchdog feature

- Allows the camera service watchdog to be enabled and disabled
- Usage: adb shell cmd media.camera set-cameraservice-watchdog [0/1]

Test: Manual
Bug: 62296107
Change-Id: I528ca819cc2be03006c77e869adf8f5fa99128d6
diff --git a/services/camera/libcameraservice/api1/Camera2Client.h b/services/camera/libcameraservice/api1/Camera2Client.h
index 64ab8ff..0e72553 100644
--- a/services/camera/libcameraservice/api1/Camera2Client.h
+++ b/services/camera/libcameraservice/api1/Camera2Client.h
@@ -90,6 +90,8 @@
     virtual bool            supportsCameraMute();
     virtual status_t        setCameraMute(bool enabled);
 
+    virtual status_t        setCameraServiceWatchdog(bool enabled);
+
     /**
      * Interface used by CameraService
      */