Add waiting time for the new bmc to take effect after flashing quanta, which is suggested by quanta in demo script
Add waiting time for the new bmc to take effect after flashing quanta,
which is suggested by quanta in demo script

bbcyyb/on-tasks,bbcyyb/on-tasks,nortonluo/on-tasks,AlaricChan/on-tasks,AlaricChan/on-tasks,nortonluo/on-tasks