Updated mediawiki/extensions
Project: mediawiki/extensions/UploadWizard  3bb3caeaa1bf2cbc11dfd42ec9aeebff77f98e5e
null
(bug 42733) never transcode images into videos with Firefogg

Change-Id: Iad96980d4ab0b8fb12b5c83a7105ef5db0751be8