Updated mediawiki/extensions
Project: mediawiki/extensions/Parsoid  dbb4f0628c7021e72032fabd6c9c1b518b8528e1

Fix ParserTests.js --numchanges

We were using the same seed for the PRNG for each change, resulting in the
same change N times, instead of N different random changes.

Change-Id: I8dc7c37192d0fc9d82580cd821d97efb807a9f90