fixing inconsistently failing selenium courses spec
fixing inconsistently failing selenium courses spec

Change-Id: I35a2293e041fd48413e6360d608731a3f09947ea
Reviewed-on: https://gerrit.instructure.com/7857
Tested-by: Hudson <dfb64870173313a9a7b56f814c8e3b33e268497a@instructure.com>
Reviewed-by: Bryan Madsen <0a3ba1af216659500dd8f41e29f3979f42452870@instructure.com>

whalejasmine/canvas-lms,AndranikMarkosyan/lms,snehakachroo1/LSI_replica,sli7246/canvas_branch,arrivu/hiring-site,va7map/canvas-lms,whalejasmine/canvas-lms,arrivu/arrivu-lms,leftplusrightllc/canvas-lms,wrdsb/canvas-lms,usmschuck/canvas,matematikk-mooc/canvas-lms,sfu/canvas-lms,venturehive/canvas-lms,SwinburneOnline/canvas-lms,instructure/canvas-lms,SwinburneOnline/canvas-lms,efrj/canvas-lms,greyhwndz/canvas-lms,ShreniiNepal/shrenii_lmp,usmschuck/canvas,leftplusrightllc/canvas-lms,arrivu/qibla-ecampus,roxolan/canvas-lms,nditech/red-innovadores-lms,sli7246/canvas_branch,Rvor/canvas-lms,AndranikMarkosyan/lms,venturehive/canvas-lms,redconfetti/canvas-lms,wrdsb/canvas-lms,sfu/canvas-lms,ankithbti/canvas_lms,redconfetti/canvas-lms,snehakachroo1/LSI_replica,skmezanul/canvas-lms,sfu/canvas-lms,greyhwndz/canvas-lms,juoni/canvas-lms,instructure/canvas-lms,va7map/canvas-lms,utkarshx/canvas-lms,Unow/ins,wrdsb/canvas-lms,matematikk-mooc/canvas-lms,shidao-fm/canvas-lms,Jyaasa/canvas-lms,gbleydon/canvas-lms,tgroshon/canvas-lms,wimemx/Canvas,arrivu/hiring-site,utkarshx/canvas-lms,venturehive/canvas-lms,icelab/canvas,arrivu/hoodemo,jay3126/canvas-lms,tgroshon/canvas-lms,djbender/canvas-lms,utkarshx/canvas-lms,arrivu/jigsaw-lms,grahamb/canvas-lms,instructure/canvas-lms,landonwilkins/canvas-lms,matematikk-mooc/canvas-lms,rup/Tarrax,Rvor/canvas-lms,em2/canvas-lms,ShreniiNepal/shrenii_lmp,gbleydon/canvas-lms,narigone/canvas,shidao-fm/canvas-lms,fronteerio/canvas-lms,HotChalk/canvas-lms,narigone/canvas,roxolan/canvas-lms,va7map/canvas-lms,Jyaasa/canvas-lms,dgynn/canvas-lms,grahamb/canvas-lms,AndranikMarkosyan/lms,icelab/canvas,kyroskoh/canvas-lms,juoni/canvas-lms,leftplusrightllc/canvas-lms,arrivu/qibla-ecampus,wye0220/shindig-canvas,instructure/canvas-lms,eCNAP/CANVAS,grahamb/canvas-lms,shidao-fm/canvas-lms,merichar/canvas-lms,nditech/red-innovadores-lms,nditech/red-innovadores-lms,arrivu/qibla-ecampus,jay3126/canvas-lms,landonwilkins/canvas-lms,arrivu/jigsaw-lms,tgroshon/canvas-lms,eCNAP/CANVAS,juoni/canvas-lms,parbros/red-innovadores-lms,wye0220/shindig-canvas,HotChalk/canvas-lms,sdeleon28/canvas-lms,dgynn/canvas-lms,Rvor/canvas-lms,Rvor/canvas-lms,landonwilkins/canvas-lms,HotChalk/canvas-lms,loganrun/pincan,SwinburneOnline/canvas-lms,djbender/canvas-lms,djbender/canvas-lms,wimemx/Canvas,arrivu/hoodemo,dgynn/canvas-lms,Unow/ins,gbleydon/canvas-lms,fronteerio/canvas-lms,arrivu/arrivu-lms,antoniuslin/canvas-lms,skmezanul/canvas-lms,parbros/red-innovadores-lms,icelab/canvas,merichar/canvas-lms,redconfetti/canvas-lms,fronteerio/canvas-lms,instructure/canvas-lms,eCNAP/CANVAS,efrj/canvas-lms,merichar/canvas-lms,rup/Tarrax,venturehive/canvas-lms,roxolan/canvas-lms,shidao-fm/canvas-lms,kyroskoh/canvas-lms,loganrun/pincan,grahamb/canvas-lms,antoniuslin/canvas-lms,ShreniiNepal/shrenii_lmp,sdeleon28/canvas-lms,landonwilkins/canvas-lms,Jyaasa/canvas-lms,nditech/red-innovadores-lms,ankithbti/canvas_lms,ottenhoff/canvas-lms,greyhwndz/canvas-lms,em2/canvas-lms,narigone/canvas,arrivu/hoodemo,dgynn/canvas-lms,efrj/canvas-lms,efrj/canvas-lms,snehakachroo1/LSI_replica,ottenhoff/canvas-lms,sfu/canvas-lms,va7map/canvas-lms,ankithbti/canvas_lms,arrivu/jigsaw-lms,antoniuslin/canvas-lms,redconfetti/canvas-lms,antoniuslin/canvas-lms,Unow/canvas-lms,HotChalk/canvas-lms,sdeleon28/canvas-lms,SwinburneOnline/canvas-lms,jay3126/canvas-lms,snehakachroo1/LSI_replica,jay3126/canvas-lms,AndranikMarkosyan/lms,sdeleon28/canvas-lms,arrivu/hiring-site,whalejasmine/canvas-lms,juoni/canvas-lms,wimemx/Canvas,sli7246/canvas_branch,kyroskoh/canvas-lms,ShreniiNepal/shrenii_lmp,grahamb/canvas-lms,Jyaasa/canvas-lms,greyhwndz/canvas-lms,djbender/canvas-lms,arrivu/arrivu-lms,em2/canvas-lms,usmschuck/canvas,samuels410/greatlakes-lms,loganrun/pincan,sfu/canvas-lms,sfu/canvas-lms,instructure/canvas-lms,usmschuck/canvas,instructure/canvas-lms,eCNAP/CANVAS,leftplusrightllc/canvas-lms,kyroskoh/canvas-lms,fronteerio/canvas-lms,Unow/canvas-lms,ottenhoff/canvas-lms,samuels410/greatlakes-lms,sfu/canvas-lms,parbros/red-innovadores-lms,wrdsb/canvas-lms,samuels410/greatlakes-lms,Unow/canvas-lms,rup/Tarrax,Unow/ins,tgroshon/canvas-lms,wye0220/shindig-canvas,skmezanul/canvas-lms,roxolan/canvas-lms,utkarshx/canvas-lms,skmezanul/canvas-lms,narigone/canvas,whalejasmine/canvas-lms,matematikk-mooc/canvas-lms,samuels410/greatlakes-lms