Revert use of enqueue_and_echo_command_now

Marlin/cardreader.cpp

   char cmd[4 + strlen(name) + 1]; // Room for "M23 ", filename, and null
   sprintf_P(cmd, PSTR("M23 %s"), name);
   for (char *c = &cmd[4]; *c; c++) *c = tolower(*c);
-  enqueue_and_echo_command_now(cmd);
+  enqueue_and_echo_command(cmd);
   enqueue_and_echo_commands_P(PSTR("M24"));
 }
 

Marlin/ultralcd.cpp

         autotune_temp[e]
       #endif
     );
-    enqueue_and_echo_command_now(cmd);
+    enqueue_and_echo_command(cmd);
   }
 
 #endif //PID_AUTOTUNE_MENU