Add SDL_JOYBATTERYUPDATED event to SDL_JoystickEventState()

src/joystick/SDL_joystick.c

@@ -1743,7 +1743,8 @@ SDL_JoystickEventState(int state)
 #else
     const Uint32 event_list[] = {
         SDL_JOYAXISMOTION, SDL_JOYBALLMOTION, SDL_JOYHATMOTION,
-        SDL_JOYBUTTONDOWN, SDL_JOYBUTTONUP, SDL_JOYDEVICEADDED, SDL_JOYDEVICEREMOVED
+        SDL_JOYBUTTONDOWN, SDL_JOYBUTTONUP, SDL_JOYDEVICEADDED, SDL_JOYDEVICEREMOVED,
+        SDL_JOYBATTERYUPDATED
     };
     unsigned int i;