update the changelog

CHANGELOG.md

@@ -26,6 +26,7 @@
     - `Symbol.isWellKnown` -> `Symbol.isWellKnownSymbol` method
 - Fixed some cases of increasing buffer size in `ArrayBuffer.prototype.{ transfer, transferToFixedLength }` polyfills
 - Fixed awaiting async `AsyncDisposableStack.prototype.adopt` callback, [#1258](https://github.com/zloirock/core-js/issues/1258)
+- Added TypeScript definitions to `core-js-compat`
 - Compat data improvements:
   - [`Set.prototype.difference`](https://github.com/tc39/proposal-set-methods) that was missed in Bun because of [a bug](https://github.com/oven-sh/bun/issues/2309) added in 0.6.0
   - `Array.prototype.{ group, groupToMap }` marked as no longer supported in WebKit runtimes because of the mentioned above web compat issue. For example, it's disabled from Bun 0.6.2