Help:Lint errors/html5-misnesting

'''This category currently reports false positives for some wikitext patterns seen in some bot (and maybe user) signatures, especially on enwiki. So, please ignore these reports in user signatures. We will fix this soon 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