update fr translation
update fr translation

Change-Id: Iac17b9b9d2c4d23ab8593a635da1e4efbfc05fca
Reviewed-on: https://gerrit.instructure.com/211085
Tested-by: Jenkins

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