message: Fix typo "ro" to "or"
diff: #include <Tympan_Library.h>
  //Use this if you have a Tympan RevE
  -Tympan myTympan(TympanRev::E); //set to D ro E
  +Tympan myTympan(TympanRev::E); //set to D or E
  String new_BT_name = "TympanE"; //change this to whatever you'd like
  String new_BLE_name = "TYM"; //3 chars here are added to last 4 BT MAC chars
  /*
  //Use this if you have a Tympan RevD
  - Tympan myTympan(TympanRev::D); //set to D ro E
  + Tympan myTympan(TympanRev::D); //set to D or E
  String new_BT_name = "TympanD"; //change this to whatever you'd like
  String new_BLE_name = "TYM"; //3 chars here are added to last 4 BT MAC chars
  */
  