[LyX/master] * ca/Intro,Shortcuts updates from Dan.

[Pavel Sanda]

commit 921cce8cfc484688b4429fbc0867099e1961fa2b
Author: Pavel Sanda <sanda at lyx.org>
Date:   Tue Sep 26 22:33:15 2023 +0200

    * ca/Intro,Shortcuts updates from Dan.
    
    All changes accepted.

 lib/doc/ca/Intro.lyx     | 3944 +++++-----------------------------------------
 lib/doc/ca/Shortcuts.lyx |   18 +-
 2 files changed, 384 insertions(+), 3578 deletions(-)