tzdata 2025b

[Masahiko Sawada]

Hi all,

tzdata 2025b has been released on 3/22[1]. Do we need to update the
tzdata.zi file on HEAD and backbranches?

Regards,

[1] https://data.iana.org/time-zones/tzdb/NEWS

-- 
Masahiko Sawada
Amazon Web Services: https://aws.amazon.com