[Feature][T8TSK-284][syslog]  after syslog 4k/8k/16k buffer, add time-out flush

       Affected branch: unknown
       Affected module: unknown
       Is it affected on both ZXIC and MTK: only GSW
       Self-test: Yes
       Doc Update: No

Change-Id: I17fa0dfd06bb31b0ccc5df5c6b34a8571d5da24f
2 files changed