Update lib/checks/tables/td-headers-attr.js
Update lib/checks/tables/td-headers-attr.js

Co-Authored-By: Wilco Fiers <56da0a14503fa3314c7ec922d4d3da57ce5dd13a@users.noreply.github.com>
dequelabs/axe-core,dequelabs/axe-core,dequelabs/axe-core,dequelabs/axe-core