base.rb in metanorma-standoc-1.10.1

- old
+ new

@@ -1,10 +1,9 @@
 require "date"
 require "nokogiri"
 require "htmlentities"
 require "json"
 require "pathname"
-require "open-uri"
 require "isodoc"
 require "relaton"
 require "fileutils"
 require "metanorma-utils"
 require "isodoc/xslfo_convert"