Fix normalisation cases

__tests__/files/gmail-gmail/one/04/r_htmlContent.html

+<div dir="ltr">test 1<div><b>test</b> 2</div><div>test 3</div><div><i>test 4</i></div><a href="https://gcloud-dev.vrgnservices.com/?q=CiA2gvjlHXdgHVxQA0N42bO5Ss8wTw2SgEBS9evF5tGxHBIgkgGFnmzzToMMA3P9-QMv2Xs9xtUR264mw1DyPgm4bYU=&amp;timestamp=1605796052654" id="vereignWrapperLink"><div><img src="cid:ii_khoxicut0" alt="qrcode.png" width="153" height="230"><br></div></a></div>