remove Str so far, fix length printf

main.c

@@ -1070,11 +1070,11 @@ void get_tlm(void) {
 */
     strcpy(sensor_payload, buffer2);      	  
     printf(" Response from STEM Payload board:: %s\n", sensor_payload);
-    printf(" Str so far: %s\n", str);   
+//    printf(" Str so far: %s\n", str);   
 	  
     if (mode != CW) {
         strcat(str, sensor_payload); // append to telemetry string for transmission
-	printf(" Str so far: %s\n", str);    
+//	printf(" Str so far: %s\n", str);    
     }
     if (mode == CW) {