Update CHANGELOG.md microsoft#3500

CHANGELOG.md

@@ -26,6 +26,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Changes to the configuration of RequestInformation are preserved instead of being overwritten. [#3401](https://github.com/microsoft/kiota/pull/3401).
 - Fix bug where import statements in typescript wasn't using import type notation for types that are erased at runtime. [#3190](https://github.com/microsoft/kiota/issues/3190)
 - The structured content type generation parameter now supports prioritization with `q=value` syntax. [#3377](https://github.com/microsoft/kiota/issues/3377)
+- Fixed bug where `Tilde` char convert to Enum member name properly in C#. [#3500](https://github.com/microsoft/kiota/issues/3500)
 
 ## [1.7.0] - 2023-10-05