Fix milestone translatable specs
Fix milestone translatable specs

Milestones do not have an author so we can not update that attribute.

Adding this conditional fixes this spec: ./spec/features/admin/budget_investment_milestones_spec.rb[1:1:1:10]

usabi/consul_san_borondon,consul/consul,consul/consul,usabi/consul_san_borondon,usabi/consul_san_borondon,consul/consul,consul/consul,consul/consul,usabi/consul_san_borondon