update changelog

Signed-off-by: Vladimir Varankin <[email protected]>

CHANGELOG.md

@@ -27,6 +27,7 @@
   * `-ruler.query-frontend.grpc-client-config.grpc-compression=s2`
 * [FEATURE] Alertmanager: limit added for maximum size of the Grafana configuration (`-alertmanager.max-config-size-bytes`). #9402
 * [FEATURE] Ingester: Experimental support for ingesting out-of-order native histograms. This is disabled by default and can be enabled by setting `-ingester.ooo-native-histograms-ingestion-enabled` to `true`. #7175
+* [FEATURE] Ingester: Promote user series limits base on owned series to stable. Enable `-ingester.use-ingester-owned-series-for-limits` and `-ingester.track-ingester-owned-series` by default. #yyy
 * [ENHANCEMENT] Ruler: Support `exclude_alerts` parameter in `<prometheus-http-prefix>/api/v1/rules` endpoint. #9300
 * [ENHANCEMENT] Distributor: add a metric to track tenants who are sending newlines in their label values called `cortex_distributor_label_values_with_newlines_total`. #9400