Update changelog

CHANGELOG.md

@@ -33,6 +33,7 @@ To make use of filtering, configure `autocomplete_filtering_enabled`.
 * [ENHANCEMENT] Add support for IPv6 [#1555](https://github.com/grafana/tempo/pull/1555) (@zalegrala)
 * [ENHANCEMENT] Add span filtering to spanmetrics processor [#2274](https://github.com/grafana/tempo/pull/2274) (@zalegrala)
 * [ENHANCEMENT] Add ability to detect virtual nodes in the servicegraph processor [#2365](https://github.com/grafana/tempo/pull/2365) (@mapno)
+* [ENHANCEMENT] Add new metrics API to the generator [#2424](https://github.com/grafana/tempo/pull/2424) (@zalegrala)
 * [BUGFIX] tempodb integer divide by zero error [#2167](https://github.com/grafana/tempo/issues/2167) (@kroksys)
 * [BUGFIX] metrics-generator: ensure Prometheus will scale up shards when remote write is lagging behind [#2463](https://github.com/grafana/tempo/issues/2463) (@kvrhdn)
 * [CHANGE] **Breaking Change** Rename s3.insecure_skip_verify [#2407](https://github.com/grafana/tempo/pull/2407) (@zalegrala)