Rakefile in metanorma-iec-1.4.2 vs Rakefile in metanorma-iec-1.4.3

@@ -1,7 +1,7 @@
 require "bundler/gem_tasks"
 require "rspec/core/rake_task"
-require 'isodoc/gem_tasks'
+require "isodoc/gem_tasks"
 
 IsoDoc::GemTasks.install
 RSpec::Core::RakeTask.new(:spec)
 
 task default: :spec