bump rails to 3.2.22
bump rails to 3.2.22

Change-Id: I10dcf13ca8bb28e709f86099a2a25bf6c8e16183
Reviewed-on: https://gerrit.instructure.com/59873
Tested-by: Jenkins
Reviewed-by: James Williams  <3a5f4ed991dbfa5c9ef76ad729d240ca12f62180@instructure.com>
Reviewed-by: Brian Palmer <3cb4e1df5ec4da2c7c4af7c52cec8cf340a55a10@instructure.com>
Product-Review: Cody Cutrer <c4fe2b1d90ef8f2548c8aeabfa633434316f0305@instructure.com>
QA-Review: Cody Cutrer <c4fe2b1d90ef8f2548c8aeabfa633434316f0305@instructure.com>

grahamb/canvas-lms,jay3126/canvas-lms,tgroshon/canvas-lms,juoni/canvas-lms,kyroskoh/canvas-lms,SwinburneOnline/canvas-lms,whalejasmine/canvas-lms,venturehive/canvas-lms,AndranikMarkosyan/lms,HotChalk/canvas-lms,djbender/canvas-lms,roxolan/canvas-lms,whalejasmine/canvas-lms,leftplusrightllc/canvas-lms,greyhwndz/canvas-lms,skmezanul/canvas-lms,narigone/canvas,efrj/canvas-lms,narigone/canvas,fronteerio/canvas-lms,AndranikMarkosyan/lms,roxolan/canvas-lms,venturehive/canvas-lms,HotChalk/canvas-lms,HotChalk/canvas-lms,sfu/canvas-lms,utkarshx/canvas-lms,redconfetti/canvas-lms,tgroshon/canvas-lms,whalejasmine/canvas-lms,jay3126/canvas-lms,juoni/canvas-lms,grahamb/canvas-lms,matematikk-mooc/canvas-lms,roxolan/canvas-lms,antoniuslin/canvas-lms,fronteerio/canvas-lms,djbender/canvas-lms,AndranikMarkosyan/lms,SwinburneOnline/canvas-lms,sfu/canvas-lms,grahamb/canvas-lms,antoniuslin/canvas-lms,juoni/canvas-lms,utkarshx/canvas-lms,instructure/canvas-lms,snehakachroo1/LSI_replica,jay3126/canvas-lms,matematikk-mooc/canvas-lms,instructure/canvas-lms,utkarshx/canvas-lms,sdeleon28/canvas-lms,greyhwndz/canvas-lms,instructure/canvas-lms,matematikk-mooc/canvas-lms,kyroskoh/canvas-lms,grahamb/canvas-lms,sdeleon28/canvas-lms,sfu/canvas-lms,efrj/canvas-lms,djbender/canvas-lms,leftplusrightllc/canvas-lms,narigone/canvas,fronteerio/canvas-lms,greyhwndz/canvas-lms,venturehive/canvas-lms,sfu/canvas-lms,snehakachroo1/LSI_replica,SwinburneOnline/canvas-lms,tgroshon/canvas-lms,kyroskoh/canvas-lms,sfu/canvas-lms,dgynn/canvas-lms,redconfetti/canvas-lms,grahamb/canvas-lms,skmezanul/canvas-lms,venturehive/canvas-lms,sdeleon28/canvas-lms,jay3126/canvas-lms,SwinburneOnline/canvas-lms,redconfetti/canvas-lms,snehakachroo1/LSI_replica,AndranikMarkosyan/lms,efrj/canvas-lms,skmezanul/canvas-lms,whalejasmine/canvas-lms,sdeleon28/canvas-lms,narigone/canvas,tgroshon/canvas-lms,dgynn/canvas-lms,matematikk-mooc/canvas-lms,fronteerio/canvas-lms,skmezanul/canvas-lms,kyroskoh/canvas-lms,instructure/canvas-lms,djbender/canvas-lms,sfu/canvas-lms,HotChalk/canvas-lms,snehakachroo1/LSI_replica,greyhwndz/canvas-lms,antoniuslin/canvas-lms,instructure/canvas-lms,dgynn/canvas-lms,sfu/canvas-lms,juoni/canvas-lms,leftplusrightllc/canvas-lms,redconfetti/canvas-lms,antoniuslin/canvas-lms,leftplusrightllc/canvas-lms,efrj/canvas-lms,instructure/canvas-lms,roxolan/canvas-lms,utkarshx/canvas-lms,instructure/canvas-lms,dgynn/canvas-lms