spec: fix context module api specs for draft state

refs #CNVS-15563

Change-Id: I25de19b454ce9e840d14a30866e4708af6acff95
Reviewed-on: https://gerrit.instructure.com/42274
Tested-by: Jenkins <jenkins@instructure.com>
Reviewed-by: Jeremy Stanley <jeremy@instructure.com>
Product-Review: Jeremy Stanley <jeremy@instructure.com>
QA-Review: James Williams  <jamesw@instructure.com>