rubocop files update and auto correction

spec/views/admin/rooms/index.html.haml_spec.rb

@@ -1,6 +1,5 @@
 require 'spec_helper'
 describe 'admin/rooms/index' do
-
   it 'renders rooms list' do
     @room = create(:room)
     assign :conference, @room.conference
@@ -8,5 +7,4 @@ describe 'admin/rooms/index' do
     expect(rendered).to include('Example Room')
     expect(rendered).to include('4')
   end
-
 end