Updated mediawiki/extensions
Project: mediawiki/extensions/WikimediaIncubator  21015b3b145a77a90bb5c8e13bcec67bd3f32759

Fix so that, when searching, the message telling users to set a test wiki preferences so a creation suggestion can be made is actually shown, instead of a "None/Pagename" suggestion

Change-Id: Ie54798bae9aa8ae90d0b72cc6f5a06a154297efd