feat: disable sinatra dump_errors

Otherwise we get duplicated logging for UI errors.

Author: bethesque

lib/pact_broker/ui/controllers/base_controller.rb

@@ -9,8 +9,9 @@ class Base < Padrino::Application
 
         set :root, File.join(File.dirname(__FILE__), '..')
         set :show_exceptions, ENV['RACK_ENV'] != 'production'
+        set :dump_errors, false # The padrino logger logs these for us. If this is enabled we get duplicate logging.
 
       end
     end
   end
-end
+end