Fix comment

app/admin/income_ranges.rb

@@ -1,4 +1,5 @@
 ActiveAdmin.register IncomeRange do
   # See permitted parameters documentation:
+  # https://github.com/activeadmin/activeadmin/blob/master/docs/2-resource-customization.md#setting-up-strong-parameters
   permit_params :economic_status, :soft_min, :soft_max, :hard_min, :hard_max
 end