[AC-2551] Consolidated Billing Migration (#4616)

* Move existing Billing SQL files into dbo folder

I noticed that every other team had a nested dbo folder under their team folder while Billing did not. This change replicates that.

* Add SQL files for ClientOrganizationMigrationRecord table

* Add SQL Server migration for ClientOrganizationMigrationRecord table

* Add ClientOrganizationMigrationRecord entity and repository interface

* Add ClientOrganizationMigrationRecord Dapper repository

* Add ClientOrganizationMigrationRecord EF repository

* Add EF migrations for ClientOrganizationMigrationRecord table

* Implement migration process

* Wire up new Admin tool to migrate providers

* Run dotnet format

* Updated coupon and credit application per product request

* AC-3057-3058: Fix expiration date and enabled from webhook processing

* Run dotnet format

* AC-3059: Fix assigned seats during migration

* Updated AllocatedSeats in the case plan already exists

* Update migration scripts to reflect current date

util/PostgresMigrations/Migrations/20241004140910_AddClientOrganizationMigrationRecordTable.cs

@@ -0,0 +1,22 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace Bit.PostgresMigrations.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddClientOrganizationMigrationRecordTable : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+
+        }
+    }
+}

util/PostgresMigrations/Migrations/DatabaseContextModelSnapshot.cs

@@ -692,6 +692,53 @@ namespace Bit.PostgresMigrations.Migrations
                     b.ToTable("WebAuthnCredential", (string)null);
                 });
 
+            modelBuilder.Entity("Bit.Infrastructure.EntityFramework.Billing.Models.ClientOrganizationMigrationRecord", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .HasColumnType("uuid");
+
+                    b.Property<DateTime?>("ExpirationDate")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("GatewayCustomerId")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("character varying(50)");
+
+                    b.Property<string>("GatewaySubscriptionId")
+                        .IsRequired()
+                        .HasMaxLength(50)
+                        .HasColumnType("character varying(50)");
+
+                    b.Property<int?>("MaxAutoscaleSeats")
+                        .HasColumnType("integer");
+
+                    b.Property<short?>("MaxStorageGb")
+                        .HasColumnType("smallint");
+
+                    b.Property<Guid>("OrganizationId")
+                        .HasColumnType("uuid");
+
+                    b.Property<byte>("PlanType")
+                        .HasColumnType("smallint");
+
+                    b.Property<Guid>("ProviderId")
+                        .HasColumnType("uuid");
+
+                    b.Property<int>("Seats")
+                        .HasColumnType("integer");
+
+                    b.Property<byte>("Status")
+                        .HasColumnType("smallint");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ProviderId", "OrganizationId")
+                        .IsUnique();
+
+                    b.ToTable("ClientOrganizationMigrationRecord", (string)null);
+                });
+
             modelBuilder.Entity("Bit.Infrastructure.EntityFramework.Billing.Models.ProviderInvoiceItem", b =>
                 {
                     b.Property<Guid>("Id")