Updated mediawiki/extensions
Project: mediawiki/extensions/Wikibase  8de7e4b15e0d1ee9695ba45586afd732fe728a88

Catch more edge cases in EntityInfo

The most important issue this patch fixes is the "backwards
compatibility" that got removed in the previous patch. The
implementation tried to access the first character if the value
was a string (old format) and not an array. But it should throw a
RuntimeException.

Change-Id: I9391f2c5d33eab8f3a34c407396387dac018ec06