mayflash adapter PS4 support

(cherry picked from commit d6ebbc2fa4abdbe0bd53d0ce8804a492ecb042b9)
(cherry picked from commit 138fe3d43d4ee760cb2afc4f4d767abf20ca8e75)

src/joystick/hidapi/SDL_hidapijoystick.c

@@ -169,6 +169,8 @@ SDL_bool HIDAPI_SupportsPlaystationDetection(Uint16 vendor, Uint16 product)
         return SDL_TRUE;
     case USB_VENDOR_MADCATZ:
         return SDL_TRUE;
+    case USB_VENDOR_MAYFLASH:
+        return SDL_TRUE;
     case USB_VENDOR_NACON:
     case USB_VENDOR_NACON_ALT:
         return SDL_TRUE;

src/joystick/usb_ids.h

@@ -36,6 +36,7 @@
 #define USB_VENDOR_HYPERKIN     0x2e24
 #define USB_VENDOR_LOGITECH     0x046d
 #define USB_VENDOR_MADCATZ      0x0738
+#define USB_VENDOR_MAYFLASH     0x33df
 #define USB_VENDOR_MICROSOFT    0x045e
 #define USB_VENDOR_NACON        0x146b
 #define USB_VENDOR_NACON_ALT    0x3285