ensure redis gems are loaded before calling LeakyBucket.lua
ensure redis gems are loaded before calling LeakyBucket.lua

Change-Id: Ib9696b6a9ec8bfbd75c9fa49741cf42810f27561
Reviewed-on: https://gerrit.instructure.com/24559
Product-Review: Dave Jungst <bfcdf3e6ca6cef45543bfbb57509c92aec9a39fb@instructure.com>
QA-Review: Dave Jungst <bfcdf3e6ca6cef45543bfbb57509c92aec9a39fb@instructure.com>
Reviewed-by: Cody Cutrer <c4fe2b1d90ef8f2548c8aeabfa633434316f0305@instructure.com>
Tested-by: Jenkins <d95b56ce41a2e1ac4cecdd398defd7414407cc08@instructure.com>

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