Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  64b92d5fa90a503de169280f3478e1b4a2f496a6

Regression: fix trimmed cancel icon in drawers

Small regression from adding border-box as a default (b88c31c).
To check, log out and click on the pencil icon, login CTA's arrow will
no longer be cut off.

Change-Id: I9d027d1cd997766ae077cf8eb0c0750f849a3c21