Implement User Seed-data

[LinusWillmont]

Create a seeded user to be able to connect watchlists to a user. user functionality will not be implemented in the MVP requierments. This will then be removed and replaced with the create user endpoints (Or used to create first admin profile) in the stretched goals

User payload

{
  "id": 1,
  "firstName": "Joe",
  "lastName": "Doe",
  "passwordHash": "123",
  "email": "jon.doe@example.com",
  "isEnabled": true,
  "role": "admin"
}