[Feature][ZXW-230][nv_syslog]change nv log level and patch

Only Configure:Yes
Affected branch:master
Affected module:log
Is it affected on both ZXIC and MTK: only ZXIC
Self-test: Yes
Doc Update:No

Change-Id: I44755c2fc6265b623ff0d94bd09ad17428f7171f
1 file changed