[LyX/master] Address Qt 6.7 deprecation warning

[Jean-Marc Lasgouttes]

Le 19/10/2024 à 10:04, Juergen Spitzmueller a écrit :
> commit 4d51a05ce401bd1ad7c2bae5b6aeb7a2b494f35a
> Author: Juergen Spitzmueller <spitz at lyx.org>
> Date:   Sat Oct 19 09:57:24 2024 +0200
> 
>      Address Qt 6.7 deprecation warning
>      
>      See https://doc.qt.io/qt-6.7/qdatetime-obsolete.html#setTimeSpec

It seems to me that this is usable from Qt 6.5:
https://www.qt.io/blog/unifying-qttimespec-within-qtimezone

Or is it something else?

JMarc