update fr translation
update fr translation

Change-Id: I3112a627e8e6eb7ba220b356df9529d3ceed7820
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/273385
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