update fr translation
update fr translation

Change-Id: I2f71ba61ddc346d191612165c15fa9de51835bd0
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/300603
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