hide rubric results from students for muted assignments
hide rubric results from students for muted assignments

refs #7633

test plan
 * make an assignment with rubric used for grading
 * make the assignment muted
 * grade the assignment
 * rubric results should not be visible to the student

Change-Id: I6a41e49fcb8cadc02111e19b0708cdc4ddb0b01d
Reviewed-on: https://gerrit.instructure.com/9271
Reviewed-by: Jacob Fugal <f862f167b85d41b225785c70d70808bc7337c1fe@instructure.com>
Tested-by: Hudson <dfb64870173313a9a7b56f814c8e3b33e268497a@instructure.com>

merichar/canvas-lms,usmschuck/canvas,greyhwndz/canvas-lms,venturehive/canvas-lms,sfu/canvas-lms,sdeleon28/canvas-lms,arrivu/jigsaw-lms,kyroskoh/canvas-lms,jay3126/canvas-lms,grahamb/canvas-lms,samuels410/greatlakes-lms,ottenhoff/canvas-lms,juoni/canvas-lms,fronteerio/canvas-lms,usmschuck/canvas,fronteerio/canvas-lms,rup/Tarrax,Jyaasa/canvas-lms,grahamb/canvas-lms,nditech/red-innovadores-lms,tgroshon/canvas-lms,ankithbti/canvas_lms,efrj/canvas-lms,arrivu/arrivu-lms,fronteerio/canvas-lms,ShreniiNepal/shrenii_lmp,sli7246/canvas_branch,venturehive/canvas-lms,rup/Tarrax,wye0220/shindig-canvas,whalejasmine/canvas-lms,tgroshon/canvas-lms,sli7246/canvas_branch,em2/canvas-lms,ottenhoff/canvas-lms,arrivu/arrivu-lms,utkarshx/canvas-lms,ShreniiNepal/shrenii_lmp,arrivu/hoodemo,jay3126/canvas-lms,em2/canvas-lms,landonwilkins/canvas-lms,skmezanul/canvas-lms,samuels410/greatlakes-lms,HotChalk/canvas-lms,juoni/canvas-lms,jay3126/canvas-lms,HotChalk/canvas-lms,roxolan/canvas-lms,kyroskoh/canvas-lms,skmezanul/canvas-lms,Jyaasa/canvas-lms,djbender/canvas-lms,Unow/ins,arrivu/hoodemo,wrdsb/canvas-lms,landonwilkins/canvas-lms,wimemx/Canvas,SwinburneOnline/canvas-lms,samuels410/greatlakes-lms,antoniuslin/canvas-lms,arrivu/arrivu-lms,sfu/canvas-lms,greyhwndz/canvas-lms,sli7246/canvas_branch,sfu/canvas-lms,kyroskoh/canvas-lms,Rvor/canvas-lms,va7map/canvas-lms,wye0220/shindig-canvas,parbros/red-innovadores-lms,redconfetti/canvas-lms,redconfetti/canvas-lms,em2/canvas-lms,roxolan/canvas-lms,wimemx/Canvas,Jyaasa/canvas-lms,efrj/canvas-lms,venturehive/canvas-lms,arrivu/hoodemo,Rvor/canvas-lms,arrivu/qibla-ecampus,djbender/canvas-lms,djbender/canvas-lms,djbender/canvas-lms,whalejasmine/canvas-lms,antoniuslin/canvas-lms,Rvor/canvas-lms,utkarshx/canvas-lms,leftplusrightllc/canvas-lms,sdeleon28/canvas-lms,leftplusrightllc/canvas-lms,grahamb/canvas-lms,efrj/canvas-lms,landonwilkins/canvas-lms,arrivu/qibla-ecampus,Rvor/canvas-lms,ankithbti/canvas_lms,va7map/canvas-lms,SwinburneOnline/canvas-lms,juoni/canvas-lms,usmschuck/canvas,SwinburneOnline/canvas-lms,wimemx/Canvas,Unow/canvas-lms,samuels410/greatlakes-lms,Unow/ins,nditech/red-innovadores-lms,parbros/red-innovadores-lms,shidao-fm/canvas-lms,antoniuslin/canvas-lms,roxolan/canvas-lms,HotChalk/canvas-lms,leftplusrightllc/canvas-lms,leftplusrightllc/canvas-lms,grahamb/canvas-lms,parbros/red-innovadores-lms,nditech/red-innovadores-lms,arrivu/jigsaw-lms,wrdsb/canvas-lms,ankithbti/canvas_lms,wrdsb/canvas-lms,SwinburneOnline/canvas-lms,venturehive/canvas-lms,sfu/canvas-lms,ShreniiNepal/shrenii_lmp,rup/Tarrax,grahamb/canvas-lms,wye0220/shindig-canvas,Unow/ins,utkarshx/canvas-lms,utkarshx/canvas-lms,loganrun/pincan,tgroshon/canvas-lms,wrdsb/canvas-lms,juoni/canvas-lms,landonwilkins/canvas-lms,merichar/canvas-lms,Jyaasa/canvas-lms,efrj/canvas-lms,redconfetti/canvas-lms,nditech/red-innovadores-lms,sdeleon28/canvas-lms,sdeleon28/canvas-lms,redconfetti/canvas-lms,sfu/canvas-lms,skmezanul/canvas-lms,antoniuslin/canvas-lms,Unow/canvas-lms,jay3126/canvas-lms,HotChalk/canvas-lms,skmezanul/canvas-lms,va7map/canvas-lms,Unow/canvas-lms,roxolan/canvas-lms,kyroskoh/canvas-lms,shidao-fm/canvas-lms,ottenhoff/canvas-lms,arrivu/jigsaw-lms,loganrun/pincan,whalejasmine/canvas-lms,sfu/canvas-lms,whalejasmine/canvas-lms,shidao-fm/canvas-lms,greyhwndz/canvas-lms,usmschuck/canvas,tgroshon/canvas-lms,ShreniiNepal/shrenii_lmp,greyhwndz/canvas-lms,loganrun/pincan,arrivu/qibla-ecampus,shidao-fm/canvas-lms,fronteerio/canvas-lms,sfu/canvas-lms,merichar/canvas-lms,va7map/canvas-lms