tzdata-icu 2023b-1exp1ubuntu1 (amd64 binary) in ubuntu lunar

 This package contains data required for the implementation of
 standard local time for many representative locations around the
 globe. It is updated periodically to reflect changes made by
 political bodies to time zone boundaries, UTC offsets, and
 daylight-saving rules.
 .
 This package contains the time zone data in the format used by
 International Components for Unicode (ICU).