Updete client settings for WorkloadOrchestration (#39356)

specification/edge/Microsoft.Edge.ConfigurationManager.Management/tspconfig.yaml

@@ -10,12 +10,9 @@ options:
     azure-resource-provider-folder: "resource-manager"
     output-file: "{azure-resource-provider-folder}/{service-name}/configurationmanager/{version-status}/{version}/configurationmanager.json"
     arm-types-dir: "{project-root}/../../common-types/resource-management"
-  "@azure-tools/typespec-csharp":
-    flavor: azure
-    emitter-output-dir: "{output-dir}/{service-dir}/{namespace}"
-    clear-output-folder: true
-    model-namespace: true
+  "@azure-typespec/http-client-csharp-mgmt":
     namespace: "Azure.ResourceManager.WorkloadOrchestration"
+    emitter-output-dir: "{output-dir}/{service-dir}/{namespace}"
     api-version: "2025-06-01"
   "@azure-tools/typespec-go":
     service-dir: "sdk/resourcemanager/workloadorchestration"