Change the existing suggestion url for Naver to the new one.

The existing suggestion url for Naver was obsoleted recently.
This CL introduces the new suggestion url for Naver.
Please refer to http://sstatic.naver.net/search/opensearch-description.xml.

Change-Id: I484fa48c870b6c9a4c1640907d0b8ed786c84486
Signed-off-by: Sungmann Cho <sungmann.cho@navercorp.com>
Merge "Change the existing suggestion url for Naver to the new one."
auto-merger: merge in from aosp/master