usb_monitor: add customized udc file path [1/1]

PD#SWPL-150768

Problem:
1. adb udc file was fixed, not same with aw402

Solution:
1. add customized path option
2. if no input path, use default path

Verify:
C308L-AW419

Change-Id: Ic60469660bb83ce6a90ba8a948375b957ae439f0
Signed-off-by: xinjun.zheng <xinjun.zheng@amlogic.com>
1 file changed