spec: fix submission spec "before" block

Change-Id: I7e258a682115e7537d3015bee2533fb24060661f
Reviewed-on: https://gerrit.instructure.com/29886
Reviewed-by: Cameron Matheson <cameron@instructure.com>
Product-Review: Cameron Matheson <cameron@instructure.com>
QA-Review: Cameron Matheson <cameron@instructure.com>
Tested-by: Jenkins <jenkins@instructure.com>