Update snGatewaySend.ino

IPAddress ip(192, 168, 1, 222);
IPAddress mydns(192, 168, 1, 1);
IPAddress gw(192, 168, 1, 1);
IPAddress subnet(255, 255, 255, 0);
#define LW_USERKEY "###############################"
#define LW_GATEWAY "01"