Add amazon-ads sub-list

将 'amazon-adsystem.com' 从 amazon 移至 amazon-ads，原因：
https://c.amazon-adsystem.com/aax2/apstag.js

data/amazon

@@ -1,7 +1,6 @@
 amazon.com
 ssl-images-amazon.com
 media-amazon.com
-amazon-adsystem.com
 amazon.co.uk
 amazon.co.jp
 amazon.jp
@@ -13,3 +12,5 @@ cloudfront.net
 
 # All .aws domains
 aws
+
+include:amazon-ads

data/amazon-ads

@@ -0,0 +1 @@
+amazon-adsystem.com @ads

data/category-ads

@@ -3,6 +3,7 @@
 include:acfun-ads
 include:alibaba-ads
 include:apple-ads
+include:amazon-ads
 include:baidu-ads
 include:dmm-ads
 include:google-ads