Getting the first or default tenant ID of a subscription

Author: Pooneh

src/Common/Commands.Profile/Subscription/GetAzureSubscription.cs

@@ -150,7 +150,7 @@ private PSAzureSubscription ConstructPsAzureSubscription(AzureSubscription subsc
             psObject.IsDefault = subscription.IsPropertySet(AzureSubscription.Property.Default);
             psObject.IsCurrent = AzureSession.CurrentContext.Subscription != null && AzureSession.CurrentContext.Subscription.Id == subscription.Id;
             psObject.CurrentStorageAccountName = subscription.GetProperty(AzureSubscription.Property.StorageAccount);
-            psObject.TenantId = subscription.GetProperty(AzureSubscription.Property.Tenants);
+            psObject.TenantId = subscription.GetPropertyAsArray(AzureSubscription.Property.Tenants).FirstOrDefault();
             return psObject;
         }