Remove trailing whitespace

Appease the Rubocop

Author: kevinmcconnell

config/routes.rb

@@ -222,7 +222,7 @@
   resolve "Webhook" do |webhook, options|
     route_for :board_webhook, webhook.board, webhook, options
   end
- 
+
   # Support for legacy URLs
   get "/collections/:collection_id/cards/:id", to: redirect { |params, request| "#{request.script_name}/cards/#{params[:id]}" }
   get "/collections/:id", to: redirect { |params, request| "#{request.script_name}/boards/#{params[:id]}" }