I am using Oneplus 8 pro stable 11.0.5.5 AA version..today um trying so many methods for rooting my device but i faild...then i lose my hope and decide that i dont trying it any more..thats why um trying to relock my bootloder...but um forget one thing that i flash magisk pached img..when i type the command fastboot oem lock its got a hard brick my device and show this massage...now i cant boot my device and also cant do anything'...please help me what should i do now please help me