Fix CDN rules syntax error (#12)

Co-authored-by: FYLSen <FYLSen@users.noreply.github.com>

Source/non_ip/cdn.conf

@@ -65,5 +65,5 @@ DOMAIN-KEYWORD,dsn.algolia.net
 # >> Google
 DOMAIN-SUFFIX,usercontent.goog
 # >> AppCenter Download
-AND,(DOMAIN-SUFFIX,azureedge.net),(DOMAIN-KEYWORD,appcenter-filemanagement)
+AND,((DOMAIN-SUFFIX,azureedge.net),(DOMAIN-KEYWORD,appcenter-filemanagement))
 # --- [AWS S3 Replace Me] ---