add tools page for autofill service

src/App/Abstractions/Services/IDeviceActionService.cs

@@ -16,6 +16,7 @@ namespace Bit.App.Abstractions
         void RateApp();
         void DismissKeyboard();
         void OpenAccessibilitySettings();
+        void OpenAutofillSettings();
         void LaunchApp(string appName);
     }
 }