reset sampleTime when doing firstTme filling

afsk/main.c

@@ -2216,6 +2216,7 @@ void get_tlm_fox() {
 		printf("socket resend %d in %d ms bytes: %d \n\n",times, millis() - start, sock_ret);
 	      }
       }
+      sampleTime = (unsigned int) millis(); // resetting time for sleeping
     }
 
     if (sock_ret == -1) {