Remove addExtraQuicksandConfig

Summary: Removes all calls to addExtraQuicksandConfig Ref T9690

Test Plan: grep for addExtraQuicksandConfig, view a Pholio Page with and without chatbar, edit a pholio mock, save mock.

Reviewers: epriestley

Reviewed By: epriestley

Subscribers: Korvin

Maniphest Tasks: T9690

Differential Revision: https://secure.phabricator.com/D14622