Added debug print with compiled client file name

Signed-off-by: Sara Damiano <sdamiano@stroudcenter.org>

src/TinyGsmClientSequansMonarch.h

@@ -192,6 +192,7 @@ class TinyGsmSequansMonarch
  protected:
   bool initImpl(const char* pin = NULL) {
     DBG(GF("### TinyGSM Version:"), TINYGSM_VERSION);
+    DBG(GF("### TinyGSM Compiled Module:  TinyGsmClientSequansMonarch"));
 
     if (!testAT()) { return false; }