Updated mediawiki/extensions
Project: mediawiki/extensions/Parsoid  5ff4ad75e0da0066e76f23c9a4b5d9de9ea70bbb

Re-parse HTML DOM before serialization to catch foster-parenting issues

This will at least show these as diffs, but won't necessarily classify
those diffs as semantic.

Change-Id: Ib72134f62958e9908fda30b7f83ac220fa7cd28f
TODO: Rule out fosterable content in DOM postprocessor pass.