update fr translation
update fr translation

Change-Id: I4a1d7d80d02a3ee81485ff651b7ccad56bbe0ea3
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/295373
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