update sis import api docs
update sis import api docs

Change-Id: I65224ac79689e517d69dce04147b5913825fa35a
Reviewed-on: https://gerrit.instructure.com/6209
Tested-by: Hudson <dfb64870173313a9a7b56f814c8e3b33e268497a@instructure.com>
Reviewed-by: Brian Palmer <3cb4e1df5ec4da2c7c4af7c52cec8cf340a55a10@instructure.com>

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