another api doc fix
another api doc fix

These returned values are full urls, not just paths.

Change-Id: I763d3d3e139f9cb53b46769396c7b021ec5b9205
Reviewed-on: https://gerrit.instructure.com/68697
QA-Review: Jeremy Putnam <b030d6d6f199f844ec424882be473c2ab9adc93b@instructure.com>
Reviewed-by: Rob Orton <7e09c9d3e96378bf549fc283fd6e1e5b7014cc33@instructure.com>
Tested-by: Jenkins
Product-Review: Simon Williams <088e16a1019277b15d58faf0541e11910eb756f6@instructure.com>

beyond-z/analytics,SwinburneOnline/canvas-analytics,SwinburneOnline/canvas-analytics,beyond-z/analytics,SwinburneOnline/canvas-analytics,beyond-z/analytics