This update for timezone fixes the following issues:

UPDATE: This update is marked retracted, as it currently breaks GNOME, python and PHP timezone handling.

- timezone update 2020b (bsc#1177460)
* Revised predictions for Morocco's changes starting in 2023.
* Canada's Yukon changes to -07 on 2020-11-01, not 2020-03-08.
* Macquarie Island has stayed in sync with Tasmania since 2011.
* Casey, Antarctica is at +08 in winter and +11 in summer.
* zic no longer supports -y, nor the TYPE field of Rules.

This update was imported from the SUSE:SLE-15:Update update project.