Updated mediawiki/extensions
Project: mediawiki/extensions/EventLogging  ef34ca4b7a68ce27c1fdf69864a2f30be67f5e74

Fix documentation on when validation might throw an error

The 'event' key got removed from this try/catch block in
  b1120fc4d2e8fe18807a89be9e71509274a473d5
.

Change-Id: I9b28cf927635c4e0a3732d2a46e0b323053e64e1