Update shared-credentials.json

[Krinkle]

Apologies if these happen automatically before every release, but I wanted to make sure the next release picks up updates such as apple/password-manager-resources#868 so that Wikipedia users continue to benefit from password auto-fill after the login screen moves from domains like en.wikipedia.org to auth.wikimedia.org.

[strongbox-mark]

For sure, we'll try to squeeze this into the next release.

[strongbox-mark]

Just to let you know this should be done for you now with the release of 1.60.33.