Regenerate client from commit bdd2317 of spec repo

Author: ci.datadog-api-spec

content/en/api/v1/dashboards/examples.json

@@ -2982,6 +2982,8 @@ components:
           type: string
         group_by:
           description: Array of fields to group results by.
+          example:
+            - "resource_name"
           items:
             description: Field to group results by.
             example: "resource_name"
@@ -3019,6 +3021,8 @@ components:
         - name
         - service
         - stat
+        - operation_name
+        - group_by
       type: object
     FormulaAndFunctionCloudCostDataSource:
       description: Data source for Cloud Cost queries.