update zh-Hant translation
update zh-Hant translation

Change-Id: Ic79e289e7671779e960f83c5d95e97c1d2c13881
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/215733
Tested-by: Jenkins

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