Fixed stereo indicator in AF screen

Changed forced mono outputstring for XDRGTK

TEF6686_ESP32.ino

@@ -990,13 +990,16 @@ void loop() {
 }
 
 void GetData() {
-  if (!afscreen) showCT();
+  if (!afscreen) {
+    showCT();
+    ShowSignalLevel();
+  }
+
   if (band < BAND_GAP && !menu) {
     if (advancedRDS && !afscreen && !screenmute) ShowAdvancedRDS();
     if (afscreen && !screenmute) ShowAFEON();
     if (!afscreen) {
       ShowErrors();
-      ShowStereoStatus();
       showPTY();
       showECC();
       showRadioText();
@@ -1005,14 +1008,15 @@ void GetData() {
     showPI();
     showPS();
   }
+
   if (!screenmute) {
     ShowRSSI();
-    if (millis() >= tuningtimer + 200) ShowBattery();
     ShowOffset();
+    ShowStereoStatus();
     ShowBW();
     updateCodetect();
+    if (millis() >= tuningtimer + 200) ShowBattery();
   }
-  if (!afscreen) ShowSignalLevel();
 }
 
 void WakeToSleep(bool yes) {

src/comms.cpp

@@ -551,14 +551,14 @@ void XDRGTKRoutine() {
 
   if (millis() >= signalstatustimer + 66) {
     if (band > BAND_GAP) {
-      DataPrint("Sm");
+      DataPrint("SM");
     } else {
       if (!StereoToggle) {
         DataPrint("SS");
       } else if (Stereostatus) {
         DataPrint("Ss");
       } else {
-        DataPrint("Sm");
+        DataPrint("SM");
       }
     }