[tz] Problem with Busingen

[Paul Eggert]

Luca Marzolla wrote:
> It is possible to fix this minor inconvenience in the next release?

Yes.  The problem should already be fixed in the experimental version,
which you can get from Github, here:

https://github.com/eggert/tz

It's fixed in a different way, by the way: the Busingen link got moved
to a different file.  See:

https://github.com/eggert/tz/commit/df99923bde035a263493f3435db63db15df14d53