[LyX/master] Update French Tutorial (section 5.4)

[jpc]

commit 77ebd1dcdfa4dce9b021981a051408fc18328282
Author: jpc <jpc at lyx.org>
Date:   Fri Feb 10 11:47:38 2023 +0100

            Update French Tutorial (section 5.4)

 lib/doc/fr/Tutorial.lyx | 2316 ++++++++++++++++++++++++++---------------------
 1 files changed, 1300 insertions(+), 1016 deletions(-)