fix conflict in LTI launch points in Pages
fix conflict in LTI launch points in Pages

fixes CNVS-47518
flag=none

test plan:
 - ensure Commons can launch from its "Share to Commons" menu item
   in wiki page items list

Change-Id: I4cbed33b088e350e557ad34b15be7fa692fd840b
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/216314
Reviewed-by: Ed Schiebel <0ca8a83847a5889cf05cb219c0ab09f6b646243b@instructure.com>
QA-Review: Kinga Kozma <4f4973f02624796ecf04fd6ab924e9040794ee2e@instructure.com>
Product-Review: Kinga Kozma <4f4973f02624796ecf04fd6ab924e9040794ee2e@instructure.com>
Tested-by: Jenkins

instructure/canvas-lms,instructure/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,instructure/canvas-lms,djbender/canvas-lms,instructure/canvas-lms,djbender/canvas-lms,sfu/canvas-lms,instructure/canvas-lms,sfu/canvas-lms,instructure/canvas-lms,sfu/canvas-lms,djbender/canvas-lms,djbender/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,instructure/canvas-lms