Updated mediawiki/extensions
Project: mediawiki/extensions/CirrusSearch  c9e9699da5645e31750c3129a32d85797c073912

Fix boosts on prefix queries.

We have to work around a bug in elasticsearch which is in turn a bug in
lucene.  They'll both get fixed, but for now, we run the work around.

Bug: 54399
Change-Id: I3069b15deecd7afb484596c57132c2000f127332