Why does it require closing td? I think https://www.w3.org/TR/html5/tabular-data.html#the-td-element allows it to remain not explicitly closed. --Base (talk) 16:26, 28 April 2017 (UTC)
Topic on Help talk:Lint errors/missing-end-tag
Good observation. We'll take a look and update this appropriately. Filed https://phabricator.wikimedia.org/T171381