Updated mediawiki/extensions
Project: mediawiki/extensions/UploadWizard  9dd5bdab89c82e54ac1f1e0de16181aeadde77a4

Remove unused ext.uploadWizard.campaign and ext.uploadWizard.campaigns

Reference non existent js file too

Change-Id: Ia38d38526a9c1e380d86914c4ccc19687cf9f0f3