Updated mediawiki/extensions
Project: mediawiki/extensions/Flow  6f802d3d0860d65c79815fd847839b5a718c4a76

Correct mw-ui button to inherit font from parent

Fixes an issue where a.mw-ui-button and button.mw-ui-button used different fonts on Chrome

Change-Id: If0642541aa12d661edcfb4aebdc3ec3c05c5cc88