Bump actions/setup-python action to v6

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
actions/setup-python	action	major	v5 -> v6

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Release Notes

actions/setup-python (actions/setup-python)

v6

Compare Source

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Configuration

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🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (f69417c) to head (2fa18ab).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##              main      #163   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            5         5           
  Lines          388       388           
=========================================
  Hits           388       388           

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