Remove all Layout/EmptyLines issues on code and file list from rubocop_todo

app/models/concerns/search_cache.rb

@@ -31,5 +31,4 @@ module SearchCache
     ActionController::Base.helpers.sanitize(value, tags: [])
   end
 
-
 end

app/models/notification.rb

@@ -7,7 +7,6 @@ class Notification < ActiveRecord::Base
   scope :not_emailed, -> { where(emailed_at: nil) }
   scope :for_render,  -> { includes(:notifiable) }
 
-
   def timestamp
     notifiable.created_at
   end