Updated mediawiki/extensions
Project: mediawiki/extensions/ZeroBanner  e524c5f482b963aacc9b27804461e246839723e8

$wgZeroSiteOverride replaces $wgZeroEnableTesting for better testing

To enable testing, set

$wgZeroSiteOverride = array( 'wikipedia', 'en' );

Change-Id: I36e43f5b4c6a4184094a000f2faae397381b0aa9