Fix typo in changelog entry

changelog.d/22077_per_metric_limits_for_tag_cardinality_limit_transform.feature.md

@@ -1,3 +1,3 @@
-The `tag_cardinality_limit` transform now supports customizing limits for specific matrics, matched by metric name and optionally its namespace.
+The `tag_cardinality_limit` transform now supports customizing limits for specific metrics, matched by metric name and optionally its namespace.
 
 authors: esensar