Updated mediawiki/extensions
Project: mediawiki/extensions/Translate  4ee8ab56b4fae71e532e01e7e024a78b1bb15778

Add clearer classes to Accept and Reject buttons in the sandbox

This makes the classes more consistent and makes the tests
less dependent on the language.

Change-Id: Icc3e519cc97dbff0da394c3ae270c9199f955550