fix a file so it doesn’t mess w/ other specs
fix a file so it doesn’t mess w/ other specs

just by simply importing this file, it would immediately try
to map over window.preloadedDiscussionTopicFetchRequests
which probably doesn’t exist in your specs

this fixes that so it is not ran just by simply `import`ing the file

Change-Id: I89fe308b0b313ee3b2a08b2bc04e8420df590b8e
Reviewed-on: https://gerrit.instructure.com/191413
Tested-by: Jenkins
Product-Review: Ryan Shaw <ea3cd978650417470535f3a4725b6b5042a6ab59@instructure.com>
Reviewed-by: Steven Burnett <a0b450117c5d20a22d5c4d52bb8ae13adee003d8@instructure.com>
QA-Review: Steven Burnett <a0b450117c5d20a22d5c4d52bb8ae13adee003d8@instructure.com>

djbender/canvas-lms,instructure/canvas-lms,djbender/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,instructure/canvas-lms,sfu/canvas-lms,instructure/canvas-lms,instructure/canvas-lms,djbender/canvas-lms,instructure/canvas-lms,sfu/canvas-lms,djbender/canvas-lms,instructure/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,instructure/canvas-lms