Add issue #555 to compile inoon allboards test

Author: jan

io.sloeber.tests/src/templates/CreateAndCompileTest/sketch.cpp

@@ -1,5 +1,16 @@
 #include "Arduino.h"
 
+#ifdef ARDUINO_BOARD
+char mychar1[] = ARDUINO_BOARD;
+#endif
+
+#ifdef USB_MANUFACTURER
+char mychar2[] = USB_MANUFACTURER;
+#endif
+#ifdef USB_PRODUCT
+char mychar3[] = USB_PRODUCT;
+#endif
+
 
 
 //The setup function is with spaces between the curly braces