style(rubocop): remaining offences

Gemfile

@@ -12,12 +12,12 @@ gem "clockwork"
 gem "dotenv-rails"
 gem "dynamic_form"
 gem "encrypto_signo"
+gem "execjs", "~> 2.7", "< 2.8"
 gem "foreman"
 gem "gelf"
 gem "haml"
 gem "hashie"
 gem "highline", require: false
-gem "execjs", "~> 2.7", "< 2.8"
 gem "jwt"
 gem "kaminari"
 gem "mail"