高通平台snoop log抓取和蓝牙版本读取

A.snoop log获取：

1.Turn off bluetooth
2.adb shell setprop persist.bluetooth.btsnoopenable true
3.adb shell setprop persist.bluetooth.btsnooplogmode full (Android Q/R needed)
4.Turn on bluetooth
5.Reproduce this issue
6.adb pull /data/misc/bluetooth/logs/hci_snoopxxxx.cfa

or
adb pull /data/misc/bluetooth/logs/btsnoop_hci.log .