Fix "No SD Card" indicator

Marlin/src/lcd/menu/menu_main.cpp

@@ -98,7 +98,7 @@ void menu_main() {
       }
     }
     else {
-      MENU_ITEM(submenu, MSG_NO_CARD, menu_sdcard);
+      MENU_ITEM(function, MSG_NO_CARD, NULL);
       #if !PIN_EXISTS(SD_DETECT)
         MENU_ITEM(gcode, MSG_INIT_SDCARD, PSTR("M21")); // Manually initialize the SD-card via user interface
       #endif