docs: remove uesless changelog

Author: wewoor

CHANGELOG.md

@@ -9,18 +9,6 @@ All notable changes to this project will be documented in this file. See [standa
 
 * modify the style import mode and update dt-react-component ([4fa22c1](https://github.com/DTStack/dt-react-codemirror-editor/commit/4fa22c154140c851477d5cda0ebe471240551d9a))
 
-### [0.9.2](https://github.com/DTStack/dt-react-codemirror-editor/compare/v0.9.1...v0.9.2) (2020-07-15)
-
-### [0.9.1](https://github.com/DTStack/dt-react-codemirror-editor/compare/v0.9.0...v0.9.1) (2020-07-14)
-
-## 0.9.0 (2020-07-13)
-
-
-### Features
-
-* add code ([51ffc1e](https://github.com/DTStack/dt-react-codemirror-editor/commit/51ffc1e133fa07df211025afb2fb68ba65d0e420))
-* add dt-react-codemirror-editor component ([ec63107](https://github.com/DTStack/dt-react-codemirror-editor/commit/ec631076370b19c376cc611fc117d457295e510e))
-
 ## 0.9.0 (2020-07-13)