update a2 student view feature flag
update a2 student view feature flag

flag=assignments_2_student
fixes a ticket

Test Plan:
- tests pass
- feature flag is on in development

Change-Id: I1e90469874c3c93dd0d493fe95028f5695034027
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/219571
Reviewed-by: Ben Nelson <0e71863cbc50fa6fe1bd2e603850fc266242e29a@instructure.com>
Tested-by: Service Cloud Jenkins <9144042a601061f88f1e1d7a1753ea3e2972119d@instructure.com>
Tested-by: Jenkins
QA-Review: Steven Burnett <a0b450117c5d20a22d5c4d52bb8ae13adee003d8@instructure.com>
Product-Review: Steven Burnett <a0b450117c5d20a22d5c4d52bb8ae13adee003d8@instructure.com>

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