Fixes typo in activate behavior code
Fixes typo in activate behavior code

fixes CNVS-17559

Test plan:
* Using a keyboard, go to an agenda view item
* Press enter or spacebar and make sure the detail view opens and that
  there are no errors in the javascript console of the browser

Change-Id: I23a7679f5f9844c0fe421888115777ea30f374ed
Reviewed-on: https://gerrit.instructure.com/45975
Reviewed-by: Mark Severson <cdf1f90aee9d0d073a2a24141ebc71887f3ba533@instructure.com>
Tested-by: Jenkins <d95b56ce41a2e1ac4cecdd398defd7414407cc08@instructure.com>
QA-Review: Steven Shepherd <e794458448443812fb2685675aab3bbd1a3891bc@instructure.com>
Product-Review: Andrew Butterfield <c9c7a32d9a1e9779cfad12bed963960e7af36eac@instructure.com>

antoniuslin/canvas-lms,roxolan/canvas-lms,matematikk-mooc/canvas-lms,ShreniiNepal/shrenii_lmp,greyhwndz/canvas-lms,fronteerio/canvas-lms,redconfetti/canvas-lms,tgroshon/canvas-lms,tgroshon/canvas-lms,venturehive/canvas-lms,kyroskoh/canvas-lms,dgynn/canvas-lms,sfu/canvas-lms,greyhwndz/canvas-lms,va7map/canvas-lms,sfu/canvas-lms,greyhwndz/canvas-lms,whalejasmine/canvas-lms,snehakachroo1/LSI_replica,grahamb/canvas-lms,wrdsb/canvas-lms,SwinburneOnline/canvas-lms,SwinburneOnline/canvas-lms,instructure/canvas-lms,efrj/canvas-lms,antoniuslin/canvas-lms,tgroshon/canvas-lms,jay3126/canvas-lms,SwinburneOnline/canvas-lms,roxolan/canvas-lms,snehakachroo1/LSI_replica,kyroskoh/canvas-lms,Rvor/canvas-lms,Rvor/canvas-lms,shidao-fm/canvas-lms,snehakachroo1/LSI_replica,skmezanul/canvas-lms,shidao-fm/canvas-lms,va7map/canvas-lms,wrdsb/canvas-lms,venturehive/canvas-lms,matematikk-mooc/canvas-lms,wrdsb/canvas-lms,redconfetti/canvas-lms,snehakachroo1/LSI_replica,sdeleon28/canvas-lms,matematikk-mooc/canvas-lms,instructure/canvas-lms,dgynn/canvas-lms,HotChalk/canvas-lms,narigone/canvas,djbender/canvas-lms,sdeleon28/canvas-lms,Jyaasa/canvas-lms,narigone/canvas,juoni/canvas-lms,djbender/canvas-lms,tgroshon/canvas-lms,efrj/canvas-lms,Rvor/canvas-lms,instructure/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,Rvor/canvas-lms,matematikk-mooc/canvas-lms,djbender/canvas-lms,roxolan/canvas-lms,leftplusrightllc/canvas-lms,ShreniiNepal/shrenii_lmp,juoni/canvas-lms,grahamb/canvas-lms,fronteerio/canvas-lms,greyhwndz/canvas-lms,jay3126/canvas-lms,fronteerio/canvas-lms,HotChalk/canvas-lms,kyroskoh/canvas-lms,eCNAP/CANVAS,redconfetti/canvas-lms,Jyaasa/canvas-lms,antoniuslin/canvas-lms,Jyaasa/canvas-lms,samuels410/greatlakes-lms,sfu/canvas-lms,AndranikMarkosyan/lms,AndranikMarkosyan/lms,whalejasmine/canvas-lms,va7map/canvas-lms,fronteerio/canvas-lms,ShreniiNepal/shrenii_lmp,eCNAP/CANVAS,instructure/canvas-lms,grahamb/canvas-lms,venturehive/canvas-lms,jay3126/canvas-lms,sfu/canvas-lms,efrj/canvas-lms,shidao-fm/canvas-lms,HotChalk/canvas-lms,narigone/canvas,eCNAP/CANVAS,instructure/canvas-lms,juoni/canvas-lms,sfu/canvas-lms,wrdsb/canvas-lms,SwinburneOnline/canvas-lms,juoni/canvas-lms,antoniuslin/canvas-lms,sdeleon28/canvas-lms,jay3126/canvas-lms,venturehive/canvas-lms,samuels410/greatlakes-lms,samuels410/greatlakes-lms,utkarshx/canvas-lms,roxolan/canvas-lms,dgynn/canvas-lms,leftplusrightllc/canvas-lms,grahamb/canvas-lms,ShreniiNepal/shrenii_lmp,utkarshx/canvas-lms,skmezanul/canvas-lms,redconfetti/canvas-lms,efrj/canvas-lms,whalejasmine/canvas-lms,whalejasmine/canvas-lms,Jyaasa/canvas-lms,sdeleon28/canvas-lms,skmezanul/canvas-lms,eCNAP/CANVAS,skmezanul/canvas-lms,va7map/canvas-lms,grahamb/canvas-lms,HotChalk/canvas-lms,instructure/canvas-lms,leftplusrightllc/canvas-lms,leftplusrightllc/canvas-lms,kyroskoh/canvas-lms,instructure/canvas-lms,dgynn/canvas-lms,samuels410/greatlakes-lms,narigone/canvas,AndranikMarkosyan/lms,djbender/canvas-lms,shidao-fm/canvas-lms,utkarshx/canvas-lms,AndranikMarkosyan/lms,utkarshx/canvas-lms