Remove Unneeded Classes (#181)

* Addresses Owner class TODO
* Remove irrelevant declarations of Tenant, Owner, and ConfirmationViewModel unused by workflow process

src/Saas.SignupAdministration/Saas.SignupAdministration.Web/Models/Owner.cs

@@ -1,12 +0,0 @@
-namespace Saas.SignupAdministration.Web.Models
-{
-    //TODO: Is this class needed?
-    public class Owner
-    {
-        public string Id { get; set; } = string.Empty;
-        public string FirstName { get; set; } = string.Empty;
-        public string LastName { get; set; } = string.Empty;
-        public string Email { get; set; } = string.Empty;
-        public string ProfilePic { get; set; } = string.Empty;
-    }
-}

src/Saas.SignupAdministration/Saas.SignupAdministration.Web/Models/Tenant.cs

@@ -1,31 +0,0 @@
-namespace Saas.SignupAdministration.Web.Models
-{
-    public class Tenant
-    {
-        public string Id { get; set; } = string.Empty;
-        public Guid ApiIKey { get; set; }
-        public string TenantName { get; set; } = string.Empty;
-        public bool IsActive { get; set; }
-        public string Name { get; set; } = string.Empty;
-        public string DatabaseName { get; set; } = string.Empty;
-        public string DatabaseServer { get; set; } = string.Empty;
-        public string WebAppName { get; set; } = string.Empty;
-        public string StorageContainerName { get; set; } = string.Empty;
-        public string Url { get; set; } = string.Empty;
-        public DateTime CreatedOn { get; set; }
-        public bool IsProvisioned { get; set; }
-        public bool IsCancelled { get; set; }
-        public int ProductId { get; set; }
-        public string ProvisioningStatus { get; set; } = string.Empty;
-        public string ProductName { get; set; } = string.Empty;
-        public string ProductTier { get; set; } = string.Empty;
-        public int Category { get; set; }
-        public string CategoryName { get; set; } = string.Empty;
-        public string Region { get; set; } = string.Empty;
-        public string IpAddress { get; set; } = string.Empty;
-        public int OrderId { get; set; }
-        public Owner? Owner { get; set; }
-        public string UserName { get; set; } = string.Empty;
-        public string OwnerEmail { get; set; } = string.Empty;
-    }
-}

src/Saas.SignupAdministration/Saas.SignupAdministration.Web/ViewModels/ConfirmationViewModel.cs

@@ -1,7 +0,0 @@
-namespace Saas.SignupAdministration.Web.ViewModels
-{
-    public class ConfirmationViewModel
-    {
-        public Models.Tenant? Tenant { get; set; }
-    }
-}

src/Saas.SignupAdministration/Saas.SignupAdministration.Web/Views/OnboardingWorkflow/ServicePlans.cshtml

@@ -1,5 +1,4 @@
-@model Saas.SignupAdministration.Web.Models.Tenant
-@{
+@{
 	ViewData["Title"] = "Create your Subscriber - Select a Plan";
 }