Clarified why the WINDOWS driver is lower than the RAWINPUT driver

src/joystick/SDL_joystick.c

@@ -55,7 +55,7 @@ static SDL_JoystickDriver *SDL_joystick_drivers[] = {
 #ifdef SDL_JOYSTICK_GAMEINPUT // Higher priority than other Windows drivers
     &SDL_GAMEINPUT_JoystickDriver,
 #endif
-#ifdef SDL_JOYSTICK_RAWINPUT
+#ifdef SDL_JOYSTICK_RAWINPUT // Before WINDOWS driver, as WINDOWS wants to check if this driver is handling things
     &SDL_RAWINPUT_JoystickDriver,
 #endif
 #if defined(SDL_JOYSTICK_DINPUT) || defined(SDL_JOYSTICK_XINPUT) // Before WGI driver, as WGI wants to check if this driver is handling things