chore: update CHANGELOG

Author: jsjoeio

CHANGELOG.md

@@ -20,6 +20,18 @@ Code v99.99.999
 
 -->
 
+## [4.7.1](https://github.com/coder/code-server/releases/tag/v4.7.1) - 2022-09-30
+
+Code v1.71.2
+
+### Changed
+
+- Updated Code to 1.71.2
+
+### Fixed
+
+- Added RPM upgrade flag to install script
+
 ## [4.7.0](https://github.com/coder/code-server/releases/tag/v4.7.0) - 2022-09-09
 
 Code v1.71.0