Update v2 API spec to reflect default AWS metric collection behavior (#3269)

Co-authored-by: ci.datadog-api-spec <packages@datadoghq.com>

Author: api-clients-generation-pipeline[bot]

.generated-info

@@ -1,4 +1,4 @@
 {
-  "spec_repo_commit": "55aea96",
-  "generated": "2025-08-25 15:35:12.541"
+  "spec_repo_commit": "e22129c",
+  "generated": "2025-08-25 17:49:14.050"
 }

.generator/schemas/v2/openapi.yaml

@@ -1764,20 +1764,21 @@ components:
       - $ref: '#/components/schemas/AWSNamespaceFiltersIncludeOnly'
     AWSNamespaceFiltersExcludeOnly:
       description: 'Exclude only these namespaces from metrics collection. Defaults
-        to `["AWS/SQS", "AWS/ElasticMapReduce"]`.
+        to `["AWS/SQS", "AWS/ElasticMapReduce", "AWS/Usage"]`.
 
-        `AWS/SQS` and `AWS/ElasticMapReduce` are excluded by default to reduce your
-        AWS CloudWatch costs from `GetMetricData` API calls.'
+        `AWS/SQS`, `AWS/ElasticMapReduce`, and `AWS/Usage` are excluded by default
+        to reduce your AWS CloudWatch costs from `GetMetricData` API calls.'
       properties:
         exclude_only:
           description: 'Exclude only these namespaces from metrics collection. Defaults
-            to `["AWS/SQS", "AWS/ElasticMapReduce"]`.
+            to `["AWS/SQS", "AWS/ElasticMapReduce", "AWS/Usage"]`.
 
-            `AWS/SQS` and `AWS/ElasticMapReduce` are excluded by default to reduce
-            your AWS CloudWatch costs from `GetMetricData` API calls.'
+            `AWS/SQS`, `AWS/ElasticMapReduce`, and `AWS/Usage` are excluded by default
+            to reduce your AWS CloudWatch costs from `GetMetricData` API calls.'
           example:
           - AWS/SQS
           - AWS/ElasticMapReduce
+          - AWS/Usage
           items:
             example: AWS/SQS
             type: string

api/datadogV2/model_aws_namespace_filters_exclude_only.go

@@ -10,11 +10,11 @@ import (
 	"github.com/DataDog/datadog-api-client-go/v2/api/datadog"
 )
 
-// AWSNamespaceFiltersExcludeOnly Exclude only these namespaces from metrics collection. Defaults to `["AWS/SQS", "AWS/ElasticMapReduce"]`.
-// `AWS/SQS` and `AWS/ElasticMapReduce` are excluded by default to reduce your AWS CloudWatch costs from `GetMetricData` API calls.
+// AWSNamespaceFiltersExcludeOnly Exclude only these namespaces from metrics collection. Defaults to `["AWS/SQS", "AWS/ElasticMapReduce", "AWS/Usage"]`.
+// `AWS/SQS`, `AWS/ElasticMapReduce`, and `AWS/Usage` are excluded by default to reduce your AWS CloudWatch costs from `GetMetricData` API calls.
 type AWSNamespaceFiltersExcludeOnly struct {
-	// Exclude only these namespaces from metrics collection. Defaults to `["AWS/SQS", "AWS/ElasticMapReduce"]`.
-	// `AWS/SQS` and `AWS/ElasticMapReduce` are excluded by default to reduce your AWS CloudWatch costs from `GetMetricData` API calls.
+	// Exclude only these namespaces from metrics collection. Defaults to `["AWS/SQS", "AWS/ElasticMapReduce", "AWS/Usage"]`.
+	// `AWS/SQS`, `AWS/ElasticMapReduce`, and `AWS/Usage` are excluded by default to reduce your AWS CloudWatch costs from `GetMetricData` API calls.
 	ExcludeOnly []string `json:"exclude_only"`
 	// UnparsedObject contains the raw value of the object if there was an error when deserializing into the struct
 	UnparsedObject       map[string]interface{} `json:"-"`