Updated mediawiki/extensions
Project: mediawiki/extensions/Flow  f09f57b9bcadc698d2f4137cb488eba2086b08e8

QA: Disable known-failing test on CI targets

Don't run the "Canceling reply leaves usable form" test in our CI jobs
on en.wikipedia.beta.wmflabs.org and test2.wikipedia.org.

(Change Iffaebf86b9c243 tried @wip but that doesn't work, see zfilipin
comment. It's still a useful annotation.)

Change-Id: Ice6fb4a7c2fc0f8fca9d328397b839db9cae92bf