Correct Error Response of Metric Tag Cardinalities Endpoint (#838)

Co-authored-by: ci.datadog-api-spec <[email protected]>

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

.generated-info

@@ -1,4 +1,4 @@
 {
-  "spec_repo_commit": "d02c8a3",
-  "generated": "2025-08-08 12:12:16.900"
+  "spec_repo_commit": "3a6cb30",
+  "generated": "2025-08-12 15:46:06.984"
 }

.generator/schemas/v2/openapi.yaml

@@ -55875,25 +55875,25 @@ paths:
           content:
             application/json:
               schema:
-                $ref: '#/components/schemas/APIErrorResponse'
+                $ref: '#/components/schemas/JSONAPIErrorResponse'
           description: Bad Request
         '403':
           content:
             application/json:
               schema:
-                $ref: '#/components/schemas/APIErrorResponse'
+                $ref: '#/components/schemas/JSONAPIErrorResponse'
           description: Forbidden
         '404':
           content:
             application/json:
               schema:
-                $ref: '#/components/schemas/APIErrorResponse'
+                $ref: '#/components/schemas/JSONAPIErrorResponse'
           description: Not Found
         '429':
           content:
             application/json:
               schema:
-                $ref: '#/components/schemas/APIErrorResponse'
+                $ref: '#/components/schemas/JSONAPIErrorResponse'
           description: Too Many Requests
       summary: Get tag key cardinality details
       tags:

src/datadogV2/api/api_metrics.rs

@@ -232,7 +232,7 @@ pub enum EstimateMetricsOutputSeriesError {
 #[derive(Debug, Clone, Serialize, Deserialize)]
 #[serde(untagged)]
 pub enum GetMetricTagCardinalityDetailsError {
-    APIErrorResponse(crate::datadogV2::model::APIErrorResponse),
+    JSONAPIErrorResponse(crate::datadogV2::model::JSONAPIErrorResponse),
     UnknownValue(serde_json::Value),
 }