[horde] [i18n] French translation update

[Ralf Lang]

Am 08.06.2025 um 10:43 schrieb Jean Charles Delépine:
> Hello,
>
> I’ve started updating the French translation. The last update was from 
> 2013 by Paul De Vlieger, whose email domain no longer exists.
>
> The i18n mailing list hasn’t seen any messages since 2018, so I’ll 
> reserve the announcement for the horde list instead.
>
> The Core translation is ready, and I’ll prepare a PR this morning.
>
> Best regards,
> Jean Charles Delépine

Merci beaucoup. Released as v3.0.0alpha25

Regards

Ralf