Added ResourceGroup to Namespace Attribute

Author: REDMOND\v-ajnava

src/ResourceManager/Relay/Commands.Relay/Models/RelayNamespaceAttributes.cs

@@ -12,6 +12,7 @@ namespace Microsoft.Azure.Commands.Relay.Models
     using Newtonsoft.Json;
     using System.Collections.Generic;
     using Azure.Management.Relay.Models;
+    using System.Text.RegularExpressions;
 
     /// <summary>
     /// Description of a Namespace resource.
@@ -63,8 +64,15 @@ public RelayNamespaceAttributes(RelayNamespace relaynamespace)
             UpdatedAt = relaynamespace.UpdatedAt;
             ServiceBusEndpoint = relaynamespace.ServiceBusEndpoint;
             MetricId = relaynamespace.MetricId;
+            ResourceGroup = Regex.Split(relaynamespace.Id, @"/")[4];
         }
 
+
+        /// <summary>
+        /// Gets the resourcegroup name
+        /// </summary>
+        public string ResourceGroup { get; }
+
         /// <summary>
         /// Static constructor for RelayNamespaceAttributes class.
         /// </summary>