update fr translation
update fr translation

Change-Id: I922e8c7a2854fc9541517f15ac6c834ea3f4a39d
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/269484
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