spec: fix intermittent failure of module prerequisite specs
spec: fix intermittent failure of module prerequisite specs

Change-Id: I5d3b93a8d44dff428e97cc8239d937134ab12485
Reviewed-on: https://gerrit.instructure.com/69614
Tested-by: Jenkins
Reviewed-by: James Williams  <3a5f4ed991dbfa5c9ef76ad729d240ca12f62180@instructure.com>
Product-Review: James Williams  <3a5f4ed991dbfa5c9ef76ad729d240ca12f62180@instructure.com>
QA-Review: James Williams  <3a5f4ed991dbfa5c9ef76ad729d240ca12f62180@instructure.com>

redconfetti/canvas-lms,grahamb/canvas-lms,matematikk-mooc/canvas-lms,SwinburneOnline/canvas-lms,instructure/canvas-lms,matematikk-mooc/canvas-lms,venturehive/canvas-lms,sfu/canvas-lms,roxolan/canvas-lms,grahamb/canvas-lms,instructure/canvas-lms,fronteerio/canvas-lms,grahamb/canvas-lms,instructure/canvas-lms,grahamb/canvas-lms,djbender/canvas-lms,roxolan/canvas-lms,matematikk-mooc/canvas-lms,roxolan/canvas-lms,redconfetti/canvas-lms,matematikk-mooc/canvas-lms,fronteerio/canvas-lms,dgynn/canvas-lms,instructure/canvas-lms,fronteerio/canvas-lms,HotChalk/canvas-lms,SwinburneOnline/canvas-lms,dgynn/canvas-lms,redconfetti/canvas-lms,sfu/canvas-lms,HotChalk/canvas-lms,sfu/canvas-lms,venturehive/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,redconfetti/canvas-lms,dgynn/canvas-lms,SwinburneOnline/canvas-lms,venturehive/canvas-lms,fronteerio/canvas-lms,djbender/canvas-lms,HotChalk/canvas-lms,HotChalk/canvas-lms,grahamb/canvas-lms,djbender/canvas-lms,instructure/canvas-lms,roxolan/canvas-lms,instructure/canvas-lms,sfu/canvas-lms,venturehive/canvas-lms,djbender/canvas-lms,dgynn/canvas-lms,instructure/canvas-lms,SwinburneOnline/canvas-lms,sfu/canvas-lms