Update CHANGELOG.md

Author: xiaozhu36

CHANGELOG.md

@@ -1,4 +1,4 @@
-## 0.3.17 (Unreleased)
+## 0.3.18 (Unreleased)
 ## 0.3.17 (July 06, 2020)
 
 IMPROVEMENTS:
@@ -78,4 +78,4 @@ IMPROVEMENTS:
 ## 0.3.9 (May 07, 2020)
 
 BUG FIXES:
-- diectories.get supports options to filter the specified objects [GH-62](https://github.com/fog/fog-aliyun/pull/62)
+- diectories.get supports options to filter the specified objects [GH-62](https://github.com/fog/fog-aliyun/pull/62)