Document that it's not possible to use the HIDAPI driver for PS3 controllers on Windows

include/SDL_hints.h

@@ -712,7 +712,10 @@ extern "C" {
  *    "0"       - HIDAPI driver is not used
  *    "1"       - HIDAPI driver is used
  *
- *  The default is the value of SDL_HINT_JOYSTICK_HIDAPI
+ *  The default is the value of SDL_HINT_JOYSTICK_HIDAPI on macOS, and "0" on other platforms.
+ *
+ *  It is not possible to use this driver on Windows, due to limitations in the default drivers
+ *  installed. See https://github.com/ViGEm/DsHidMini for an alternative driver on Windows.
  */
 #define SDL_HINT_JOYSTICK_HIDAPI_PS3 "SDL_JOYSTICK_HIDAPI_PS3"