fixes table header issues in profile settings page
fixes table header issues in profile settings page

fixes CNVS-6438

test plan:
* navigate to /profile/settings
* verify that there are no empty <th>'s in the Email Addresses
    table in the right sidebar
* verify that this table has been refactored such that there is
    now a <caption>Email Addresses</caption> instead of a table
    header

Change-Id: Id6bff807e313ed06fb28de9ca541a02465495559
Reviewed-on: https://gerrit.instructure.com/23601
Reviewed-by: Mark Ericksen <776ab05fc6b68e82d2b2c63873bf56edde131809@instructure.com>
Tested-by: Jenkins <d95b56ce41a2e1ac4cecdd398defd7414407cc08@instructure.com>
Product-Review: Marc LeGendre <d33c80bc45d65303e33ca83108a9952b745af9ef@instructure.com>
QA-Review: Marc LeGendre <d33c80bc45d65303e33ca83108a9952b745af9ef@instructure.com>

antoniuslin/canvas-lms,landonwilkins/canvas-lms,SwinburneOnline/canvas-lms,efrj/canvas-lms,samuels410/greatlakes-lms,whalejasmine/canvas-lms,sfu/canvas-lms,ShreniiNepal/shrenii_lmp,eCNAP/CANVAS,sfu/canvas-lms,redconfetti/canvas-lms,juoni/canvas-lms,narigone/canvas,instructure/canvas-lms,antoniuslin/canvas-lms,loganrun/pincan,eCNAP/CANVAS,tgroshon/canvas-lms,sdeleon28/canvas-lms,AndranikMarkosyan/lms,utkarshx/canvas-lms,roxolan/canvas-lms,fronteerio/canvas-lms,whalejasmine/canvas-lms,fronteerio/canvas-lms,skmezanul/canvas-lms,arrivu/jigsaw-lms,samuels410/greatlakes-lms,wimemx/Canvas,redconfetti/canvas-lms,wye0220/shindig-canvas,venturehive/canvas-lms,narigone/canvas,Rvor/canvas-lms,SwinburneOnline/canvas-lms,skmezanul/canvas-lms,greyhwndz/canvas-lms,utkarshx/canvas-lms,roxolan/canvas-lms,wrdsb/canvas-lms,efrj/canvas-lms,skmezanul/canvas-lms,juoni/canvas-lms,gbleydon/canvas-lms,kyroskoh/canvas-lms,arrivu/arrivu-lms,snehakachroo1/LSI_replica,jay3126/canvas-lms,loganrun/pincan,arrivu/arrivu-lms,skmezanul/canvas-lms,Jyaasa/canvas-lms,usmschuck/canvas,HotChalk/canvas-lms,utkarshx/canvas-lms,greyhwndz/canvas-lms,juoni/canvas-lms,dgynn/canvas-lms,landonwilkins/canvas-lms,sfu/canvas-lms,antoniuslin/canvas-lms,jay3126/canvas-lms,SwinburneOnline/canvas-lms,arrivu/arrivu-lms,sfu/canvas-lms,Jyaasa/canvas-lms,efrj/canvas-lms,antoniuslin/canvas-lms,va7map/canvas-lms,snehakachroo1/LSI_replica,utkarshx/canvas-lms,venturehive/canvas-lms,leftplusrightllc/canvas-lms,snehakachroo1/LSI_replica,shidao-fm/canvas-lms,shidao-fm/canvas-lms,matematikk-mooc/canvas-lms,sfu/canvas-lms,jay3126/canvas-lms,arrivu/hoodemo,tgroshon/canvas-lms,landonwilkins/canvas-lms,wrdsb/canvas-lms,djbender/canvas-lms,arrivu/qibla-ecampus,HotChalk/canvas-lms,sdeleon28/canvas-lms,instructure/canvas-lms,matematikk-mooc/canvas-lms,grahamb/canvas-lms,Jyaasa/canvas-lms,wye0220/shindig-canvas,fronteerio/canvas-lms,instructure/canvas-lms,dgynn/canvas-lms,landonwilkins/canvas-lms,djbender/canvas-lms,va7map/canvas-lms,loganrun/pincan,whalejasmine/canvas-lms,kyroskoh/canvas-lms,whalejasmine/canvas-lms,sfu/canvas-lms,instructure/canvas-lms,Unow/canvas-lms,dgynn/canvas-lms,instructure/canvas-lms,tgroshon/canvas-lms,gbleydon/canvas-lms,Unow/canvas-lms,wimemx/Canvas,arrivu/hoodemo,ShreniiNepal/shrenii_lmp,leftplusrightllc/canvas-lms,grahamb/canvas-lms,Unow/canvas-lms,redconfetti/canvas-lms,samuels410/greatlakes-lms,sfu/canvas-lms,djbender/canvas-lms,gbleydon/canvas-lms,wimemx/Canvas,fronteerio/canvas-lms,dgynn/canvas-lms,Rvor/canvas-lms,eCNAP/CANVAS,ShreniiNepal/shrenii_lmp,snehakachroo1/LSI_replica,arrivu/jigsaw-lms,SwinburneOnline/canvas-lms,HotChalk/canvas-lms,kyroskoh/canvas-lms,grahamb/canvas-lms,wrdsb/canvas-lms,leftplusrightllc/canvas-lms,venturehive/canvas-lms,usmschuck/canvas,redconfetti/canvas-lms,usmschuck/canvas,matematikk-mooc/canvas-lms,va7map/canvas-lms,wrdsb/canvas-lms,narigone/canvas,djbender/canvas-lms,wye0220/shindig-canvas,Rvor/canvas-lms,eCNAP/CANVAS,usmschuck/canvas,AndranikMarkosyan/lms,grahamb/canvas-lms,samuels410/greatlakes-lms,roxolan/canvas-lms,arrivu/qibla-ecampus,venturehive/canvas-lms,leftplusrightllc/canvas-lms,instructure/canvas-lms,greyhwndz/canvas-lms,HotChalk/canvas-lms,Jyaasa/canvas-lms,arrivu/jigsaw-lms,jay3126/canvas-lms,shidao-fm/canvas-lms,narigone/canvas,kyroskoh/canvas-lms,efrj/canvas-lms,matematikk-mooc/canvas-lms,greyhwndz/canvas-lms,sdeleon28/canvas-lms,AndranikMarkosyan/lms,AndranikMarkosyan/lms,sdeleon28/canvas-lms,ShreniiNepal/shrenii_lmp,instructure/canvas-lms,grahamb/canvas-lms,va7map/canvas-lms,Rvor/canvas-lms,juoni/canvas-lms,shidao-fm/canvas-lms,arrivu/qibla-ecampus,arrivu/hoodemo,tgroshon/canvas-lms,roxolan/canvas-lms