Cleanup after v1.1.0 release

Author: xiaozhu36

CHANGELOG.md

@@ -1,4 +1,5 @@
-## 1.1.0 (Unreleased)
+## 1.2.0 (Unreleased)
+## 1.1.0 (February 12, 2020)
 
 IMPROVEMENTS:
 
@@ -18,4 +19,4 @@ IMPROVEMENTS:
 
 - Improve Readme [GH-6](https://github.com/terraform-alicloud-modules/terraform-alicloud-redis/pull/6)
 - Modify modules name [GH-5](https://github.com/terraform-alicloud-modules/terraform-alicloud-redis/pull/5)
-- Adding different versions of submodules for redis module [GH-4](https://github.com/terraform-alicloud-modules/terraform-alicloud-redis/pull/4)
+- Adding different versions of submodules for redis module [GH-4](https://github.com/terraform-alicloud-modules/terraform-alicloud-redis/pull/4)