Updated mediawiki/extensions
Project: mediawiki/extensions/EventLogging  32232b41aa05219b755292612b67f90bc7bd9db0

Add Kafka writer; move writer-specific imports to writers

* Adds a writer which uses kafka-python to write to Kafka.
* Import writer-specific dependencies in the writers themselves, so that
  EventLogging as a whole doesn't accumulate dependencies.

Change-Id: Iced31fcfbaf5a4b92e5ff5a432307b2c9aabca0b