(Metal) renderMessage fix

Author: LibretroAdmin

gfx/drivers/metal.m

@@ -1038,15 +1038,14 @@ - (bool)renderFrame:(const void *)frame
 - (void)_renderMessage:(const char *)msg
                   data:(void*)data
 {
-   MetalRaster *raster      = (__bridge_transfer MetalRaster *)data;
    settings_t *settings     = config_get_ptr();
    bool msg_bgcolor_enable  = settings->bools.video_msg_bgcolor_enable;
 
    if (msg_bgcolor_enable)
    {
       float r, g, b, a;
       int msg_width         =
-         metal_raster_font_get_message_width((void*)raster,
+         font_driver_get_message_width(NULL,
                msg, strlen(msg), 1.0f);
       float font_size       = settings->floats.video_font_size;
       unsigned bgcolor_red