feat: Fatfish F16 support (main) (#4485)

Co-authored-by: Peter Feerick <peter.feerick@gmail.com>

radio/src/gui/gui_common.cpp

@@ -582,6 +582,10 @@ bool isAssignableFunctionAvailable(int function, bool modelFunctions)
 #if !defined(LED_STRIP_GPIO)
     case FUNC_RGB_LED:
       return false;
+#endif
+#if !defined(VIDEO_SWITCH)
+    case FUNC_LCD_TO_VIDEO:
+      return false;
 #endif
     default:
       return true;