Generalized the handling of instantaneous guide button presses so there's a minimum of 100 ms between guide button press and release.

This happens with at least the following controllers: All Apple MFI controllers, ASUS Gamepad, XiaoMi Bluetooth Controller

src/joystick/SDL_sysjoystick.h

@@ -63,6 +63,7 @@ struct _SDL_Joystick
     int ref_count;              /* Reference count for multiple opens */
 
     SDL_bool is_game_controller;
+    SDL_bool delayed_guide_button; /* SDL_TRUE if this device has the guide button event delayed */
     SDL_bool force_recentering; /* SDL_TRUE if this device needs to have its state reset to 0 */
     SDL_JoystickPowerLevel epowerlevel; /* power level of this joystick, SDL_JOYSTICK_POWER_UNKNOWN if not supported */
     struct _SDL_Joystick *next; /* pointer to next joystick we have allocated */