[ReleasePR datadog] Updated DatadogOrganizationProperties for reduce onboarding friction story | Datadog (#2574)

Create to sync Azure/azure-rest-api-specs#20022
[ReCreate this PR](https://github.com/azure-resource-manager-schemas/compare/main...azure-sdk:sdkAuto/datadog?expand=1)

Author: msftbot[bot]

schemas/2018-05-01/subscriptionDeploymentTemplate.json

@@ -836,6 +836,9 @@
             {
               "$ref": "https://schema.management.azure.com/schemas/2021-03-01/Microsoft.Datadog.json#/subscription_resourceDefinitions/agreements"
             },
+            {
+              "$ref": "https://schema.management.azure.com/schemas/2022-06-01/Microsoft.Datadog.json#/subscription_resourceDefinitions/agreements"
+            },
             {
               "$ref": "https://schema.management.azure.com/schemas/2017-06-15-preview/Microsoft.EventGrid.json#/unknown_resourceDefinitions/eventSubscriptions"
             },