fix console script

Author: kakubin

bin/console

@@ -2,14 +2,9 @@
 # frozen_string_literal: true
 
 require 'bundler/setup'
-require 'rubocop/grape'
-
-# You can add fixtures and/or initialization code here to make experimenting
-# with your gem easier. You can also use a different console, if you like.
-
-# (If you use this, don't forget to add pry to your Gemfile!)
-# require "pry"
-# Pry.start
+require 'rubocop-grape'
 
 require 'irb'
+ARGV.clear
+
 IRB.start(__FILE__)