Update public cost permissions (#3088)

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

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

.generated-info

@@ -1,4 +1,4 @@
 {
-  "spec_repo_commit": "1e6c346",
-  "generated": "2025-08-25 18:47:11.980"
+  "spec_repo_commit": "335aa67",
+  "generated": "2025-08-27 07:15:04.558"
 }

.generator/schemas/v2/openapi.yaml

@@ -50455,13 +50455,15 @@ paths:
         appKeyAuth: []
       - AuthZ:
         - usage_read
+        - billing_read
       summary: Get Monthly Cost Attribution
       tags:
       - Usage Metering
       x-permission:
-        operator: OR
+        operator: AND
         permissions:
         - usage_read
+        - billing_read
   /api/v2/csm/onboarding/agents:
     get:
       description: Get the list of all CSM Agents running on your hosts and containers.
@@ -67509,13 +67511,15 @@ paths:
         appKeyAuth: []
       - AuthZ:
         - usage_read
+        - billing_read
       summary: Get cost across multi-org account
       tags:
       - Usage Metering
       x-permission:
-        operator: OR
+        operator: AND
         permissions:
         - usage_read
+        - billing_read
   /api/v2/usage/estimated_cost:
     get:
       description: 'Get estimated cost across multi-org and single root-org accounts.
@@ -67613,13 +67617,15 @@ paths:
         appKeyAuth: []
       - AuthZ:
         - usage_read
+        - billing_read
       summary: Get estimated cost across your account
       tags:
       - Usage Metering
       x-permission:
-        operator: OR
+        operator: AND
         permissions:
         - usage_read
+        - billing_read
   /api/v2/usage/historical_cost:
     get:
       description: 'Get historical cost across multi-org and single root-org accounts.
@@ -67694,13 +67700,15 @@ paths:
         appKeyAuth: []
       - AuthZ:
         - usage_read
+        - billing_read
       summary: Get historical cost across your account
       tags:
       - Usage Metering
       x-permission:
-        operator: OR
+        operator: AND
         permissions:
         - usage_read
+        - billing_read
   /api/v2/usage/hourly_usage:
     get:
       description: Get hourly usage by product family.
@@ -68029,13 +68037,15 @@ paths:
         appKeyAuth: []
       - AuthZ:
         - usage_read
+        - billing_read
       summary: Get projected cost across your account
       tags:
       - Usage Metering
       x-permission:
-        operator: OR
+        operator: AND
         permissions:
         - usage_read
+        - billing_read
   /api/v2/user_invitations:
     post:
       description: Sends emails to one or more users inviting them to join the organization.