Fix all Layout/SpaceAfterComma issues and remove from rubocop_todo list

spec/features/admin/poll/polls_spec.rb

@@ -356,7 +356,7 @@ feature 'Admin polls' do
         question_2.valid_answers.each_with_index do |answer, i|
           within("#question_#{question_2.id}_#{i}_result") do
             expect(page).to have_content(answer)
-            expect(page).to have_content([0,15][i])
+            expect(page).to have_content([0, 15][i])
           end
         end
 

spec/features/management/users_spec.rb

@@ -29,7 +29,7 @@ feature 'Users' do
     expect(user).to be_level_three_verified
     expect(user).to be_residence_verified
     expect(user).to_not be_confirmed
-    expect(user.date_of_birth).to have_content (Date.new(1980,12,31))
+    expect(user.date_of_birth).to have_content (Date.new(1980, 12, 31))
 
     sent_token = /.*confirmation_token=(.*)".*/.match(ActionMailer::Base.deliveries.last.body.to_s)[1]
     visit user_confirmation_path(confirmation_token: sent_token)
@@ -69,7 +69,7 @@ feature 'Users' do
     expect(user).to be_level_three_verified
     expect(user).to be_residence_verified
     expect(user).to be_confirmed
-    expect(user.date_of_birth).to have_content (Date.new(1980,12,31))
+    expect(user.date_of_birth).to have_content (Date.new(1980, 12, 31))
   end
 
   scenario 'Delete a level 2 user account from document verification page', :js do

spec/features/valuation/budget_investments_spec.rb

@@ -289,9 +289,9 @@ feature 'Valuation budget investments' do
     end
 
     scenario 'Feasibility selection makes proper fields visible', :js do
-      feasible_fields  = ['Price (€)','Cost during the first year (€)','Price explanation','Time scope']
+      feasible_fields  = ['Price (€)', 'Cost during the first year (€)', 'Price explanation', 'Time scope']
       unfeasible_fields = ['Feasibility explanation']
-      any_feasibility_fields   = ['Valuation finished','Internal comments']
+      any_feasibility_fields   = ['Valuation finished', 'Internal comments']
       undecided_fields   = feasible_fields + unfeasible_fields + any_feasibility_fields
 
       visit edit_valuation_budget_budget_investment_path(@budget, @investment)

spec/features/valuation/spending_proposals_spec.rb

@@ -311,9 +311,9 @@ feature 'Valuation spending proposals' do
     end
 
     scenario 'Feasibility selection makes proper fields visible', :js do
-      feasible_true_fields  = ['Price (€)','Cost during the first year (€)','Price explanation','Time scope']
+      feasible_true_fields  = ['Price (€)', 'Cost during the first year (€)', 'Price explanation', 'Time scope']
       feasible_false_fields = ['Feasibility explanation']
-      feasible_any_fields   = ['Valuation finished','Internal comments']
+      feasible_any_fields   = ['Valuation finished', 'Internal comments']
       feasible_nil_fields   = feasible_true_fields + feasible_false_fields + feasible_any_fields
 
       visit edit_valuation_spending_proposal_path(@spending_proposal)