update fr translation
update fr translation

Change-Id: Ia340d4ec003de51f57b8151c575500afa0b0c710
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/266650
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