update sv-x-k12 translation
update sv-x-k12 translation

Change-Id: I20508079e148250d39639a5ffd05b11f29bf5584
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/289343
Tested-by: Service Cloud Jenkins <9144042a601061f88f1e1d7a1753ea3e2972119d@instructure.com>

sfu/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,sfu/canvas-lms,sfu/canvas-lms