docs: update CHANGELOG.md

Author: Flash0ver

CHANGELOG.md

@@ -12,6 +12,10 @@
 - In MAUI Android apps, generate and inject UUID to APK and upload ProGuard mapping to Sentry with the UUID ([#4532](https://github.com/getsentry/sentry-dotnet/pull/4532))
 - Fixed WASM0001 warning when building Blazor WebAssembly projects ([#4519](https://github.com/getsentry/sentry-dotnet/pull/4519))
 
+### Experimental
+
+- Remove `ExperimentalAttribute` from all _Structured Logs_ APIs, and remove `Experimental` property from `SentrySdk`, but keep `Experimental` property on `SentryOptions` ([#4567](https://github.com/getsentry/sentry-dotnet/pull/4567))
+
 ### Dependencies
 
 - Bump Cocoa SDK from v8.56.0 to v8.56.1 ([#4555](https://github.com/getsentry/sentry-dotnet/pull/4555))