Update CHANGELOG for 3.10.2

Author: eramongodb

CHANGELOG.md

@@ -7,8 +7,15 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 Changes prior to 3.9.0 are documented as [release notes on GitHub](https://github.com/mongodb/mongo-cxx-driver/releases).
 
-## 3.10.2 [Unreleased]
-<!-- Will contain entries for the next patch release -->
+## 3.10.2
+
+### Added
+
+- SSDLC Compliance Report and related release artifacts.
+
+### Fixed
+
+- Undefined behavior when moving a `mongocxx::v_noabi::events::topology_description::server_descriptions` object due to uninitialized data member access.
 
 ## 3.10.1