Changes to Delete a user

the endpoint scheme security bearerAuth was added to the API

the endpoint scheme security denApiKey was added to the API

api tag Admin added

added the media type application/json for the response with the status 200

added the non-success response with the status 400

added the non-success response with the status 401

added the non-success response with the status 403

added the non-success response with the status 404