NetDebug: switch between serial/netdebug, store ip and port in settings

pio.ini: enable WLED_DEBUG_HOST in esp32_4MB_M_debug and esp32_16MB_M_debug

audio_reactive, um6050, wled.h
- replace DEBUGOUT.print(x) by DEBUGOUT(x) etc

wled.h: switch between serial/netdebug

cfg.cpp, set.cpp, wled.cpp, xml.cpp
- store netDebugPrintIP and netDebugPrintPort in cfg.json

index.js: rename info tab on off to Net Debug

settings.sync: add netdebug

net_debug.h/cpp: use global netDebugPrintIP remove debugPrintHostIP

wled00/set.cpp

@@ -350,6 +350,15 @@ void handleSettingsSet(AsyncWebServerRequest *request, byte subPage)
     reconnectHue();
     #endif
 
+    //WLEDMM: add netdebug variables
+    #ifdef WLED_DEBUG_HOST
+      for (int i=0;i<4;i++){
+        String a = "N"+String(i);
+        netDebugPrintIP[i] = request->arg(a).toInt();
+      }
+      netDebugPrintPort = request->arg("NP").toInt();
+    #endif
+
     t = request->arg(F("BD")).toInt();
     if (t >= 96 && t <= 15000) serialBaud = t;
     updateBaudRate(serialBaud *100);