Comply with go regexp & user defined regular expression prefix (#164)

To avoid further confusion like this: https://github.com/v2fly/domain-list-community/issues/163

data/amazon

@@ -147,14 +147,14 @@ elasticbeanstalk.com
 thinkboxsoftware.com
 
 # AWS DNS
-regex:.+\.awsdns-[0-9][0-9]\.co\.uk$
-regex:.+\.awsdns-[0-9][0-9]\.com$
-regex:.+\.awsdns-[0-9][0-9]\.net$
-regex:.+\.awsdns-[0-9][0-9]\.org$
-regex:.+\.awsdns-cn-[0-9][0-9]\.biz$
-regex:.+\.awsdns-cn-[0-9][0-9]\.cn$
-regex:.+\.awsdns-cn-[0-9][0-9]\.com$
-regex:.+\.awsdns-cn-[0-9][0-9]\.net$
+regexp:.+\.awsdns-[0-9][0-9]\.co\.uk$
+regexp:.+\.awsdns-[0-9][0-9]\.com$
+regexp:.+\.awsdns-[0-9][0-9]\.net$
+regexp:.+\.awsdns-[0-9][0-9]\.org$
+regexp:.+\.awsdns-cn-[0-9][0-9]\.biz$
+regexp:.+\.awsdns-cn-[0-9][0-9]\.cn$
+regexp:.+\.awsdns-cn-[0-9][0-9]\.com$
+regexp:.+\.awsdns-cn-[0-9][0-9]\.net$
 
 # Kindle
 kindle.cn @cn