i2c: of: change log level of failed device creation

If we cannot create a device, this is an error, not a warning. Fix the
log level.

Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Wolfram Sang 2018-01-18 13:11:29 +01:00
commit f1c87ceb02