update it translation
update it translation

Change-Id: I096bca03df2fcfd4259b467e229869950c49388b
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/296347
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