Updated mediawiki/extensions
Project: mediawiki/extensions/ZeroBanner  0784a7405c5a8ac41dc39c1a5ac782efe434873a

Reduce image quality for srcset attribute

Adds qlow- to both src srcset instead of just src <img> attribue

Change-Id: I52f2f4410a7f665c4e527769602a4ec55dfc3a3c