Updated mediawiki/extensions
Project: mediawiki/extensions/UploadWizard  8b02a243198e7972739ea794852954a65bb08324

(bug 33607) remove unnecessary return statement.

jQuery doesn't need an event handler to have a 'return this'

Change-Id: I4980fdf5a59bca8f696d28aee0c7251d3077a38f