order company person

orders
scope :person_relationship, -> { left_joins_person_and_group.order(Arel.sql("count(companies.id) DESC")).order("companies.created_at DESC") }

scope :company_relationship, lambda {
      left_joins(:companies).group("people.id").order(Arel.sql("count(people.id) DESC")).order("people.created_at DESC")
    }