keyboard_navigation helper output should be html safe
keyboard_navigation helper output should be html safe

Change-Id: Iee9b4429f1936dbf4f61813b6a27535b96538c48
Reviewed-on: https://gerrit.instructure.com/4471
Reviewed-by: Brian Whitmer <760e7dab2836853c63805033e514668301fa9c47@instructure.com>
Tested-by: Hudson <dfb64870173313a9a7b56f814c8e3b33e268497a@instructure.com>

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