engine: platform: sdl: set QtWayland hints

engine/platform/sdl/vid_sdl.c

@@ -988,6 +988,9 @@ qboolean R_Init_Video( const int type )
 	refState.desktopBitsPixel = 16;
 #endif
 
+	SDL_SetHint( SDL_HINT_QTWAYLAND_WINDOW_FLAGS, "OverridesSystemGestures" );
+	SDL_SetHint( SDL_HINT_QTWAYLAND_CONTENT_ORIENTATION, "landscape" );
+
 #if SDL_VERSION_ATLEAST( 2, 0, 0 ) && !XASH_WIN32
 	SDL_SetHint( "SDL_VIDEO_X11_XRANDR", "1" );
 	SDL_SetHint( "SDL_VIDEO_X11_XVIDMODE", "1" );