Update comunication.h

MarlinKimbra/comunication.h

@@ -43,7 +43,7 @@
 #define OK          "ok"                   //ok answer for host
 #define ER          "Error:"               //error for host
 #define WT          "wait"                 //wait for host
-#define DB          "<MK4>: "              //message for user
+#define DB          "echo: "               //message for user
 #define RS          "Resend:"              //resend for host
 #define PAUSE       "//action:pause"       //command for host that support action
 #define RESUME      "//action:resume"      //command for host that support action