update zh-Hant translation
update zh-Hant translation

Change-Id: I7eaeeb924ad0e0c779bb602f34ec436580f3d845
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/274484
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