Updated mediawiki/extensions
Project: mediawiki/extensions/Translate  9f268d4123df592c19817def67b0f2cfa850357e

Fixed failed test by waiting for element to appear

See
https://wmf.ci.cloudbees.com/view/tr/job/Translate-meta.wikimedia.org-li
nux-firefox/208/testReport/(root)/Special_Translate/Workflow_selector_be
ing_visible/

Change-Id: Ie19bba58088ae2ba10682fd2769035584e2420ec