[PS-616] [PS-795] Fix/auto enroll master password reset without user verification (#2038)

* Fix parameter name to match entity

* Deserialize policy data in object

* Add policy with config type to fixtures

* Return policy with deserialized config

* Use CoreHelper serializers

* Add master password reset on accept request

* Simplify policy data parsing

* Linter

src/Core/Services/Implementations/PolicyService.cs

@@ -1,5 +1,4 @@
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using System.Threading.Tasks;
 using Bit.Core.Entities;