[LyX/master] Update fr.po

[jpc]

commit b12875206e6433dcb110ba518f5fa9a5f89e9096
Author: jpc <jpc at lyx.org>
Date:   Sat Jan 7 17:59:59 2023 +0100

               Update fr.po

 po/fr.gmo |  Bin 638374 -> 638793 bytes
 po/fr.po  | 2909 +++++++++++++++++++++++++++++++------------------------------
 2 files changed, 1461 insertions(+), 1448 deletions(-)