Updated mediawiki/extensions
Project: mediawiki/extensions/ArticleFeedbackv5  fa9fc019bc0f3ac9f0a0ddf5acf2b89094d83ef9

Percentage can be displayed at 0%, just not when there is no feedback at all

Change-Id: If4453ac7f9d9feec46d4b3375bb9a5acbdb20a41