Update less to 2.4.0
Update less to 2.4.0

pazaan/chrome-uploader,tidepool-org/chrome-uploader,pazaan/chrome-uploader,urmc-costik/chrome-uploader,urmc-costik/chrome-uploader,tidepool-org/chrome-uploader,ioet/chrome-uploader,tidepool-org/chrome-uploader,ioet/chrome-uploader,ioet/chrome-uploader,urmc-costik/chrome-uploader,pazaan/chrome-uploader