AFEON fixes

- Fix crash when more than 12 EON's
- Fix page numbering
- Fix EON overwritten texts

TEF6686_ESP32.ino

@@ -174,6 +174,7 @@ byte unit;
 byte spispeed;
 byte spispeedold;
 char buff[16];
+char eonpicodeold[20][6];
 char programTypePrevious[18];
 char radioIdPrevious[7];
 const uint8_t* currentFont = nullptr;
@@ -252,7 +253,7 @@ String AIDString;
 String cryptedpassword;
 String CurrentThemeString;
 String ECColdtxt;
-String eonpsold[11];
+String eonpsold[20];
 String eonstringold;
 String LIColdString;
 String pinstringold;