Updated CHANGELOG.md

Author: konakonall

CHANGELOG.md

@@ -7,6 +7,29 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 Generated by [`auto-changelog`](https://github.com/CookPete/auto-changelog).
 
+## [v0.7.21](https://github.com/tencentyun/cos-go-sdk-v5/compare/v0.7.20...v0.7.21) - 2021-03-08
+
+高级接口增加数据校验功能
+
+### Merged
+
+- Cos v4 dev [`#108`](https://github.com/tencentyun/cos-go-sdk-v5/pull/108)
+- Cos v4 dev [`#107`](https://github.com/tencentyun/cos-go-sdk-v5/pull/107)
+- Cos v4 dev [`#106`](https://github.com/tencentyun/cos-go-sdk-v5/pull/106)
+
+### Commits
+
+- add:支持媒体处理任务接口 [`917abd1`](https://github.com/tencentyun/cos-go-sdk-v5/commit/917abd14626ac6b1dd08c21d46b9a9988f537b1a)
+- add:redeme里增加链接 [`d795d20`](https://github.com/tencentyun/cos-go-sdk-v5/commit/d795d20dca35ef730c8b58ba8a1e7e27fd9810d3)
+- update ci [`33b02c0`](https://github.com/tencentyun/cos-go-sdk-v5/commit/33b02c0be26631712f47c410e6d1f32f6fae477b)
+- update ci put & select [`62fb57e`](https://github.com/tencentyun/cos-go-sdk-v5/commit/62fb57e373a9b86dafbd356820c0e96b20da9ba2)
+- add upload verification [`2bfb93f`](https://github.com/tencentyun/cos-go-sdk-v5/commit/2bfb93f7d05ffdd4db0a21cbec410f97f2d51cb6)
+- Updated CHANGELOG.md [`e0e66ae`](https://github.com/tencentyun/cos-go-sdk-v5/commit/e0e66ae920c8611459d505d9f847e16e62cb666f)
+- add:redeme里增加链接 [`a060fa0`](https://github.com/tencentyun/cos-go-sdk-v5/commit/a060fa03a93c6b7bb2e303e7c270fa0df8895e24)
+- update [`45e6cb6`](https://github.com/tencentyun/cos-go-sdk-v5/commit/45e6cb65c3d9758743bba26342ec02ad38f75d22)
+- update [`685c58a`](https://github.com/tencentyun/cos-go-sdk-v5/commit/685c58af29276c23ff69aee377b03ed31c7eb856)
+- update ci [`deaede4`](https://github.com/tencentyun/cos-go-sdk-v5/commit/deaede440c412277e93e9c0a891089ddb92381f3)
+
 ## [v0.7.20](https://github.com/tencentyun/cos-go-sdk-v5/compare/v0.7.19...v0.7.20) - 2021-02-25
 
 fix multicopy and multiupload send on closed channel error