Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  b5bc7a2c79a5930ca5caa8dff3cda37afad02a26

Add/correct comments in SpecialListDatatypes.php

Adds comments for missing messages or ones that has been renamed.

Change-Id: I6e43504e203686c53a4958d1e2bcc2a88abfe071