Updated mediawiki/extensions
Project: mediawiki/extensions/CirrusSearch  ffef180a41fc1119a007d20be94ac380469fa887

Restore log10 boost for link counts

In a recent refactor this became linear which is wrong.  Will devise some
kind of regression test for this later.

Change-Id: If3a348643a20d1923e91bf74abbf8f51aad2aef0