msm: wlan: Correct db.txt entries

Update db.txt for countries PR, PW, RE, RS, RU, RW, SA,
SN, SR, TW, TD, TH, TT, UA, UG, PS, UY, UZ, VE, VN, VI,
VU, WS, YT, ZW

Change-Id: If92fcc4b27f944cd4b1338df1199c38340607d5f
CRs-Fixed: 725522
Signed-off-by: Amar Singhal <asinghal@codeaurora.org>