fix changelog

Author: billwert

sdk/identity/azure-identity/CHANGELOG.md

@@ -12,6 +12,7 @@
 - Upgraded `azure-core` from `1.50.0` to version `1.51.0`.
 - Upgraded `azure-core-http-netty` from `1.15.2` to version `1.15.3`.
 - Upgraded `azure-json` from `1.1.0` to version `1.2.0`.
+- Upgraded `msal4j` from `1.16.1` to version `1.16.2`.
 
 ## 1.14.0-beta.1 (2024-07-24)