Email verification for new devices (#1931)

* PS-56 Added Email 2FA on login with new devices that don't have any 2FA enabled

* PS-56 Fixed wrong argument in VerifyTwoFactor call

src/Core/Services/NoopImplementations/NoopMailService.cs

@@ -75,6 +75,11 @@ namespace Bit.Core.Services
             return Task.FromResult(0);
         }
 
+        public Task SendNewDeviceLoginTwoFactorEmailAsync(string email, string token)
+        {
+            return Task.CompletedTask;
+        }
+
         public Task SendWelcomeEmailAsync(User user)
         {
             return Task.FromResult(0);