Fixed CHANGELOG entry (#4169)

* Fixed CHANGELOG entry

Signed-off-by: Marco Pracucci <[email protected]>

* FEATURE should be before ENHANCEMENT

Signed-off-by: Marco Pracucci <[email protected]>

Author: pracucci

CHANGELOG.md

@@ -6,8 +6,8 @@
 * [CHANGE] Alertmanager: allowed to configure the experimental receivers firewall on a per-tenant basis. The following CLI flags (and their respective YAML config options) have been changed and moved to the limits config section: #4143
   - `-alertmanager.receivers-firewall.block.cidr-networks` renamed to `-alertmanager.receivers-firewall-block-cidr-networks`
   - `-alertmanager.receivers-firewall.block.private-addresses` renamed to `-alertmanager.receivers-firewall-block-private-addresses`
-* [CHANGE] Distributor: Added ring status section in the admin page #4151
 * [CHANGE] Change default value of `-server.grpc.keepalive.min-time-between-pings` to `10s` and `-server.grpc.keepalive.ping-without-stream-allowed` to `true`. #4168
+* [FEATURE] Alertmanager: Added rate-limits to email notifier. Rate limits can be configured using `-alertmanager.email-notification-rate-limit` and `-alertmanager.email-notification-burst-size`. These limits are applied on individual alertmanagers. Rate-limited email notifications are failed notifications. It is possible to monitor rate-limited notifications via new `cortex_alertmanager_notification_rate_limited_total` metric. #4135
 * [ENHANCEMENT] Alertmanager: introduced new metrics to monitor operation when using `-alertmanager.sharding-enabled`: #4149
   * `cortex_alertmanager_state_fetch_replica_state_total`
   * `cortex_alertmanager_state_fetch_replica_state_failed_total`
@@ -17,7 +17,7 @@
   * `cortex_alertmanager_state_persist_total`
   * `cortex_alertmanager_state_persist_failed_total`
 * [ENHANCEMENT] Blocks storage: support ingesting exemplars.  Enabled by setting new CLI flag `-blocks-storage.tsdb.max-exemplars=<n>` or config option `blocks_storage.tsdb.max_exemplars` to positive value. #4124
-* [FEATURE] Alertmanager: Added rate-limits to email notifier. Rate limits can be configured using `-alertmanager.email-notification-rate-limit` and `-alertmanager.email-notification-burst-size`. These limits are applied on individual alertmanagers. Rate-limited email notifications are failed notifications. It is possible to monitor rate-limited notifications via new `cortex_alertmanager_notification_rate_limited_total` metric. #4135
+* [ENHANCEMENT] Distributor: Added distributors ring status section in the admin page. #4151
 * [BUGFIX] Purger: fix `Invalid null value in condition for column range` caused by `nil` value in range for WriteBatch query. #4128
 
 ## 1.9.0 in progress