update fr translation
update fr translation

Change-Id: I3e0db210ade62cfd362c2831afac4fe40513988a
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/296343
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