spec fix intermittent spec failure

fixes CNVS-12790

test plan
 - specs should pass

Change-Id: Ib15191b16c446973e27460d452a7137a5c1950f6
Reviewed-on: https://gerrit.instructure.com/34135
Reviewed-by: Cody Cutrer <cody@instructure.com>
Tested-by: Jenkins <jenkins@instructure.com>
Product-Review: Rob Orton <rob@instructure.com>
QA-Review: Rob Orton <rob@instructure.com>