Enable Xbox One HIDAPI driver on macOS

The Xbox One HIDAPI driver is required on macOS for Xbox One S Bluetooth
support since https://hg.libsdl.org/SDL/rev/2c4ec356333e
diff --git a/src/joystick/hidapi/SDL_hidapijoystick_c.h b/src/joystick/hidapi/SDL_hidapijoystick_c.h
index 363ed32..0d8281b 100644
--- a/src/joystick/hidapi/SDL_hidapijoystick_c.h
+++ b/src/joystick/hidapi/SDL_hidapijoystick_c.h
@@ -42,11 +42,6 @@
 #undef SDL_JOYSTICK_HIDAPI_XBOXONE
 #endif
 
-#ifdef __MACOSX__
-/* On Mac OS X, Xbox One controllers are handled by the Xbox 360 driver */
-#undef SDL_JOYSTICK_HIDAPI_XBOXONE
-#endif
-
 #if defined(__IPHONEOS__) || defined(__TVOS__) || defined(__ANDROID__)
 /* Very basic Steam Controller support on mobile devices */
 #define SDL_JOYSTICK_HIDAPI_STEAM