fix dr_diff's YAML, refs SD-1603
fix dr_diff's YAML, refs SD-1603

Change-Id: If7a1e56a9d3ca0923295bf12404d95b0a6339982
Reviewed-on: https://gerrit.instructure.com/93612
Tested-by: Jenkins
Reviewed-by: Jon Jensen <44f878afe53efc66b76772bd845eb65944ed8232@instructure.com>
Product-Review: Jon Jensen <44f878afe53efc66b76772bd845eb65944ed8232@instructure.com>
QA-Review: Jon Jensen <44f878afe53efc66b76772bd845eb65944ed8232@instructure.com>

instructure/canvas-lms,matematikk-mooc/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,grahamb/canvas-lms,sfu/canvas-lms,instructure/canvas-lms,instructure/canvas-lms,HotChalk/canvas-lms,instructure/canvas-lms,djbender/canvas-lms,sfu/canvas-lms,HotChalk/canvas-lms,HotChalk/canvas-lms,sfu/canvas-lms,grahamb/canvas-lms,sfu/canvas-lms,grahamb/canvas-lms,venturehive/canvas-lms,venturehive/canvas-lms,matematikk-mooc/canvas-lms,sfu/canvas-lms,djbender/canvas-lms,venturehive/canvas-lms,SwinburneOnline/canvas-lms,grahamb/canvas-lms,djbender/canvas-lms,instructure/canvas-lms,matematikk-mooc/canvas-lms,SwinburneOnline/canvas-lms,SwinburneOnline/canvas-lms,instructure/canvas-lms,SwinburneOnline/canvas-lms,djbender/canvas-lms,matematikk-mooc/canvas-lms,grahamb/canvas-lms,venturehive/canvas-lms,instructure/canvas-lms,HotChalk/canvas-lms