Regenerate client from commit 15262fe of spec repo

Author: ci.datadog-api-spec

.generator/schemas/v2/openapi.yaml

@@ -134746,9 +134746,7 @@ paths:
   /api/v2/metrics/{metric_name}/volumes:
     get:
       description: |-
-        View hourly average metric volumes for the given metric name over the look back period.
-
-        Custom metrics generated in-app from other products will return `null` for ingested volumes.
+        View hourly average cardinality for the given metric name over the look back period. For Metric Name Pricing customers, view total point volume for the given metric name over the look back period.
       operationId: ListVolumesByMetricName
       parameters:
         - $ref: "#/components/parameters/MetricName"

src/datadog_api_client/v2/api/metrics_api.py

@@ -1022,9 +1022,7 @@ def list_volumes_by_metric_name(
     ) -> MetricVolumesResponse:
         """List distinct metric volumes by metric name.
 
-        View hourly average metric volumes for the given metric name over the look back period.
-
-        Custom metrics generated in-app from other products will return ``null`` for ingested volumes.
+        View hourly average cardinality for the given metric name over the look back period. For Metric Name Pricing customers, view total point volume for the given metric name over the look back period.
 
         :param metric_name: The name of the metric.
         :type metric_name: str