Buzzer Non-Blocking

[jia-xie]

https://github.com/RoboMaster-Club/control-base/commit/5fe0a2aec3badb78272da0c077a20553ab358e18

[jia-xie]

Need non-blocking buzzer

• Possible Solution: Initialize a counter in freertos task and compare the counter with melody notes duration.

Be careful with: Counter overflow, only start to accumulate when system detect play request. Might need a flag in buzzer instance