[AC-2567] Billing Performance Improvements (#4143)

* Moved AccountsBilling controller to be owned by Billing

* Added org billing history endpoint

* Updated GetBillingInvoicesAsync to only retrieve paid, open, and uncollectible invoices, and added option to limit results

* Removed invoices and transactions from GetBillingAsync

* Limiting the number of invoices and transactions returned

* Moved Billing models to Billing namespace

* Split billing info and billing history objects

* Removed billing method GetBillingBalanceAndSourceAsync

* Removed unused using

* Cleaned up BillingInfo a bit

* Update migration scripts to use `CREATE OR ALTER` instead of checking for the `OBJECT_ID`

* Applying limit to aggregated invoices after they return from Stripe

test/Core.Test/Billing/Models/BillingInfo.cs

@@ -0,0 +1,22 @@
+using Bit.Core.Billing.Models;
+using Xunit;
+
+namespace Bit.Core.Test.Billing.Models;
+
+public class BillingInfoTests
+{
+    [Fact]
+    public void BillingInvoice_Amount_ShouldComeFrom_InvoiceTotal()
+    {
+        var invoice = new Stripe.Invoice
+        {
+            AmountDue = 1000,
+            Total = 2000,
+        };
+
+        var billingInvoice = new BillingHistoryInfo.BillingInvoice(invoice);
+
+        // Should have been set from Total
+        Assert.Equal(20M, billingInvoice.Amount);
+    }
+}