Updated mediawiki/extensions
Project: mediawiki/extensions/Echo  3b5a2f0d14c8d35bac7ae75deb6a03f319f604a5

Notification agent whitelist and blacklist

Implements whitelists and blacklists for notification agents to assist
in filtering out unwanted notifications from bots.

Bug: 47946
Change-Id: I0d7e071067c6974fb90cf6c0ba1bd159f46bd5df