[typings] Replace deprecated typing with built-in types

[felixdittrich92]

This PR:

• Replace deprecated typing types with python built-in types

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.56%. Comparing base (b53517a) to head (c7a1a87).
Report is 3 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##           main    #1794       +/-   ##
=========================================
+ Coverage      0   96.56%   +96.56%     
=========================================
  Files         0      165      +165     
  Lines         0     7892     +7892     
=========================================
+ Hits          0     7621     +7621     
- Misses        0      271      +271     

Flag	Coverage Δ
unittests	96.56% <100.00%> (?)

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