Update CHANGELOG.md for 4.9.2 release (#3304)

corinagum · web-flow · commit 6db2ad9df2ad · 2020-07-13T21:05:42.000-07:00
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -22,6 +22,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 
+## [4.9.2] - 2020-07-14
+
 ### Added
 
 -  Resolves [#3182](https://github.com/microsoft/BotFramework-WebChat/issues/3182). Added stacked suggested actions height properties, by [@corinagum](https://github.com/corinagum), in PR [#3235](https://github.com/microsoft/BotFramework-WebChat/pull/3235)
