Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  418bd301683d15d5fc1295cdc3c5af4034b08f23
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fix whitespace / jshint error on mf-oop test (codehealth)

use tabs rather than spaces
remove unused jQuery variable

Change-Id: I98539a8d71bbcb993ed59da09f4597f2a112ffab