Update documentation for customers clarifying that our post endpoint is avail in fed (#3008)

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

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

.generated-info

@@ -1,4 +1,4 @@
 {
-  "spec_repo_commit": "2ffdc3f",
-  "generated": "2025-07-16 19:15:36.794"
+  "spec_repo_commit": "671ba51",
+  "generated": "2025-07-16 20:18:30.103"
 }

.generator/schemas/v2/openapi.yaml

@@ -48677,9 +48677,7 @@ paths:
         for more details.\n\n\u274C For use cases involving other event categories,
         use the V1 endpoint or reach out to [support](https://www.datadoghq.com/support/).\n\n\u274C
         Notifications are not yet supported for events sent to this endpoint. Use
-        the V1 endpoint for notification functionality.\n\n\u274C This endpoint is
-        not available for the Government (US1-FED) site. Contact your account representative
-        for more information."
+        the V1 endpoint for notification functionality."
       operationId: CreateEvent
       requestBody:
         content:

src/main/java/com/datadog/api/client/v2/api/EventsApi.java

@@ -100,9 +100,6 @@ public CompletableFuture<EventCreateResponsePayload> createEventAsync(
    * <p>❌ Notifications are not yet supported for events sent to this endpoint. Use the V1 endpoint
    * for notification functionality.
    *
-   * <p>❌ This endpoint is not available for the Government (US1-FED) site. Contact your account
-   * representative for more information.
-   *
    * @param body Event creation request payload. (required)
    * @return ApiResponse&lt;EventCreateResponsePayload&gt;
    * @throws ApiException if fails to make API call