fix cancelled typo in areas

src/Core/Models/Business/BillingInfo.cs

@@ -99,7 +99,7 @@ namespace Bit.Core.Models.Business
                 PeriodEndDate = sub.CurrentPeriodEnd;
                 CancelledDate = sub.CanceledAt;
                 CancelAtEndDate = sub.CancelAtPeriodEnd;
-                Cancelled = sub.Status == "cancelled";
+                Cancelled = sub.Status == "canceled" || sub.Status == "unpaid";
                 if(sub.Items?.Data != null)
                 {
                     Items = sub.Items.Data.Select(i => new BillingSubscriptionItem(i));

src/Core/Services/Implementations/BraintreePaymentService.cs

@@ -164,8 +164,8 @@ namespace Bit.Core.Services
                 if(sub != null)
                 {
                     var cancelAtEndDate = !sub.NeverExpires.GetValueOrDefault();
-                    var cancelled = sub.Status == SubscriptionStatus.CANCELED;
-                    if(!cancelled && !cancelAtEndDate && sub.NextBillingDate.HasValue)
+                    var canceled = sub.Status == SubscriptionStatus.CANCELED;
+                    if(!canceled && !cancelAtEndDate && sub.NextBillingDate.HasValue)
                     {
                         return new BillingInfo.BillingInvoice(sub);
                     }

src/Core/Services/Implementations/StripePaymentService.cs

@@ -193,9 +193,9 @@ namespace Bit.Core.Services
                 throw new GatewayException("Subscription was not found.");
             }
 
-            if(sub.CanceledAt.HasValue || sub.Status == "cancelled")
+            if(sub.CanceledAt.HasValue || sub.Status == "canceled" || sub.Status == "unpaid")
             {
-                // Already cancelled
+                // Already canceled
                 return;
             }