Add new interface DescribeDomainExtensionAttribute.

ChangeLog.txt

@@ -1,3 +1,6 @@
+2019-10-11 Version: 1.60.192
+- Add new interface DescribeDomainExtensionAttribute.
+
 2019-10-10 Version: 1.60.191
 - Generated 2014-05-15 for `Slb`.