update changelog

Author: sumneko

README.md

@@ -142,6 +142,7 @@ If you need to compile by yourself, please refer to [here](https://github.com/su
 * [Ketho](https://github.com/Ketho)
 * [Folke Lemaitre](https://github.com/folke)
 * [Vikas Raj](https://github.com/numToStr)
+* [kevinhwang91](https://github.com/kevinhwang91)
 
 ## Telemetry
 

changelog.md

@@ -2,8 +2,11 @@
 
 ## 2.6.4
 * `CHG` completion: reduced sorting priority for postfix completion
+* `FIX` [#936](https://github.com/sumneko/lua-language-server/issues/936)
 * `FIX` [#937](https://github.com/sumneko/lua-language-server/issues/937)
 * `FIX` [#941](https://github.com/sumneko/lua-language-server/issues/941)
+* `FIX` [#941](https://github.com/sumneko/lua-language-server/issues/942)
+* `FIX` [#943](https://github.com/sumneko/lua-language-server/issues/943)
 
 ## 2.6.3
 `2022-1-25`