Drop support for python 3.8

[fizyk]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.40%. Comparing base (91d0977) to head (5d27a44).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #786   +/-   ##
=======================================
  Coverage   99.40%   99.40%           
=======================================
  Files          44       44           
  Lines        2015     2015           
=======================================
  Hits         2003     2003           
  Misses         12       12           

Flag	Coverage Δ
unittests	99.40% <ø> (ø)

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