fixes specs

spec/features/budgets/investments_spec.rb

@@ -73,6 +73,7 @@ feature 'Budget Investments' do
     end
 
     scenario "by unfeasibilty link for group with one heading" do
+      budget.update(phase: :balloting)
       group   = create(:budget_group,   name: 'All City', budget: budget)
       heading = create(:budget_heading, name: "Madrid",   group: group)
 
@@ -86,6 +87,7 @@ feature 'Budget Investments' do
     end
 
     scenario "by unfeasibilty link for group with many headings" do
+      budget.update(phase: :balloting)
       group = create(:budget_group, name: 'Districts', budget: budget)
       heading1 = create(:budget_heading, name: 'Carabanchel', group: group)
       heading2 = create(:budget_heading, name: 'Barajas',     group: group)