docs: update backers

yanglbme · yanglbme · commit 08e83d21450e · 2020-07-15T09:21:29.000+08:00
diff --git a/README.md b/README.md
@@ -64,6 +64,8 @@
 
 <a href="https://opencollective.com/doocs-leetcode#backers" target="_blank"><img src="https://opencollective.com/doocs-leetcode/backers.svg?width=890"></a>
 
+> You help the developer community practice for interviews, and there is nothing better we could ask for. -- [Alan Yessenbayev](https://opencollective.com/alan-yessenbayev)
+
 ## 赞助商
 
 <a href="https://opencollective.com/doocs-leetcode/sponsor/0/website" target="_blank"><img src="https://opencollective.com/doocs-leetcode/sponsor/0/avatar.svg"></a>
diff --git a/README_EN.md b/README_EN.md
@@ -62,6 +62,7 @@ This project exists thanks to all the people who contribute.
 
 <a href="https://opencollective.com/doocs-leetcode#backers" target="_blank"><img src="https://opencollective.com/doocs-leetcode/backers.svg?width=890"></a>
 
+> You help the developer community practice for interviews, and there is nothing better we could ask for. -- [Alan Yessenbayev](https://opencollective.com/alan-yessenbayev)
 
 ## Sponsors
 

Original file line number	Diff line number	Diff line change
`@@ -62,6 +62,7 @@ This project exists thanks to all the people who contribute.`
`62`	`62`
`63`	`63`	`<a href="https://opencollective.com/doocs-leetcode#backers" target="_blank"><img src="https://opencollective.com/doocs-leetcode/backers.svg?width=890"></a>`
`64`	`64`
	`65`	`+> You help the developer community practice for interviews, and there is nothing better we could ask for. -- [Alan Yessenbayev](https://opencollective.com/alan-yessenbayev)`
`65`	`66`
`66`	`67`	`## Sponsors`
`67`	`68`