Help:Lint errors/html5-misnesting

'''Looks like we need to improve the detection in some cases since the presence of links changes how Tidy fixes up the page. So, please ignore these reports in user signatures. We will fix this shortly to handle that correctly.'''

Tidy output
Tidy cleans up the PHP parser output to generate

HTML5 output (ex: Parsoid, RemexHTML)
But, a HTML5 based tool cleans up the PHP parser output differently to generate

Recommended fix
Change the wikitext to:

Affected tags
The following tags are affected.

See more

 * https://phabricator.wikimedia.org/T176353
 * https://phabricator.wikimedia.org/T176363