Changes to POST /buy-orders/standing

the endpoint scheme security loggedin was added to the API

the endpoint scheme security jwt was removed from the API

the endpoint scheme security session was removed from the API

added the new optional request property quality_value_max

added the new optional request property quality_value_min

added the optional property game_item_type to the response with the 200 status

added the optional property quality_value_max to the response with the 200 status

added the optional property quality_value_min to the response with the 200 status