Hide the "Show the vibrate icon in the Status Bar" setting

* We have this controllable like all other status bar icons

Change-Id: I39d2f0ee7849403c404bdfa109e191102466c537

src/com/android/settings/notification/VibrateIconPreferenceController.java

@@ -40,6 +40,6 @@ public class VibrateIconPreferenceController extends SettingPrefController {
 
     @Override
     public boolean isAvailable() {
-        return mHasVibrator;
+        return false;
     }
 }