Plan to deprecate pytz in Fedora 35+

[Miro Hrončok]

Hello Pythonistas,

We (me and Gwyn) plan to deprecate pytz in Fedora 35+:

https://fedoraproject.org/wiki/Changes/DeprecatePytz

The change is not submitted yet because of missing content in this section:

https://fedoraproject.org/wiki/Changes/DeprecatePytz#How_to_migrate_to_the_s...

I'm sending it here to the Fedora's Python list for early feedback before I 
collect some links to put into that section.