Bug#994099: twclock: improve .desktop file

[Christoph Berg <myon@debian.org>]

Re: Daniele Forsi
> > it looks like you forgot the attachment.
> 
> you are right, here it is

Thanks!

> --- twclock.desktop.orig	2020-05-22 15:57:34.000000000 +0200
> +++ twclock.desktop	2021-09-11 20:13:41.033571003 +0200
> @@ -3,8 +3,10 @@
>  Name[en_US]=twclock
>  Comment=World Clock and CW ID for Ham Radio Operators
>  Comment[en_US]=World Clock and CW ID for Ham Radio Operators
> +Comment[it_IT]=Orologio mondiale e ID CW per radioamatori
> +Exec=twclock

Exec was actually removed in the last upload.

Ervin, do you remember why that was done? Afaict without "Exec", the
program won't be launched. (But I'm not a .desktop user)

Christoph