obmc-console: Use warnx to report information
use warnx to exclude strerror the errno when provide information
warning.
Tested:
Journal message normal without print strerror
```
obmc-console-server: syslogid is not configured, not emit console log to syslog
```
Before the fix, it print the strerror of previous ignored error no.
```
obmc-console-server: syslogid is not configured, not emit console log to
syslog: Resource temporarily unavailable
```
http://fusion2/c5d26975-751d-3e19-b26c-bce9d856cf9b
Google-Bug-Id: 364358832
Change-Id: I5b10da088125cd193b15dc59eb87f85d5040e496
Signed-off-by: Dan Zhang <zhdaniel@google.com>
1 file changed
