Also remove the references to the "new dev key" setting and
feature flag, which are not used anymore.
flag = none
Change-Id: I204d63f2479e03b65de1e52731aac224527a45da
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/321888
Reviewed-by: Xander Moffatt <xmoffatt@instructure.com>
QA-Review: Tucker Mcknight <tmcknight@instructure.com>
Product-Review: Tucker Mcknight <tmcknight@instructure.com>
Tested-by: Service Cloud Jenkins <svc.cloudjenkins@instructure.com>