ctrip: add more domains (#2666)

tripcdn.com is also used in China, so removing '@!cn'
e.g. 'static.tripcdn.com' has many cn ip addresses

data/ctrip

@@ -10,6 +10,10 @@ ctrip.my @!cn
 ctrip.sg @!cn
 ctripbiz.com
 ctripbuy.hk @!cn
+ctripgslb.cn
+ctripgslb.com
+ctripgslb.com.cn
+ctripgslb.net
 ctripteam.com
 doticloud.com
 easytrip.com
@@ -25,7 +29,8 @@ tieyou.com
 toptown.cn
 toursbms.com
 trip.com @!cn
-tripcdn.com @!cn
+tripcdn.cn
+tripcdn.com
 vipdlt.com
 
 # qunar