Updated mediawiki/extensions
Project: mediawiki/extensions/GettingStarted  12626f52f6bb8f42e7ec43040fe6502e6121310e

Don't set the user token cookie

Now that the Signup CTA experiment is disabled in production, setting
the user token cookie (<wgCookiePrefix>-gettingStartedUserId) is no
longer necessary.

Change-Id: Ideec568668af8a6df606cc541cb4b4301a124d0d