update it translation
update it translation

Change-Id: Ice228530772fc6f3801bc75ed8ac36c42885895a
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/216801
Tested-by: Jenkins

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