msm: wlan: correct db.txt for country code RU

Current usable band is 5725-5825. But for
channel 165 (freq 5825), when desired
bandwidth is 20MHz, the band fit in check
fails. This fix updates the start and end
frequency of this country based on the valid
channel list.

Change-Id: I8e09bb32676f94023a14c4b3a5c26dd3ae495af7
CRs-Fixed: 699088
Signed-off-by: Manishekar Chandrasekaran <cmshekar@codeaurora.org>