Fixes budget investments filter by tag spec

Backport from AyuntamientoMadrid/consul

spec/features/tags/budget_investments_spec.rb

@@ -299,6 +299,12 @@ feature 'Tags' do
           investment.update(selected: true, feasibility: "feasible")
         end
 
+        if budget.finished?
+          [investment1, investment2, investment3].each do |investment|
+            investment.update(selected: true, feasibility: "feasible", winner: true)
+          end
+        end
+
         login_as(admin) if budget.drafting?
         visit budget_path(budget)
         click_link group.name