Use PyObject_CallNoArgs to call thunks from VM

[ricardoV94]

This is part of the Python ABI since 3.9. It saves a tiny ~20ns per thunk call, but costs us nothing :).

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📚 Documentation preview 📚: https://pytensor--1383.org.readthedocs.build/en/1383/

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82.01%. Comparing base (4378d48) to head (e5b15b6).
Report is 6 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1383   +/-   ##
=======================================
  Coverage   82.01%   82.01%           
=======================================
  Files         207      207           
  Lines       49250    49250           
  Branches     8734     8734           
=======================================
  Hits        40394    40394           
  Misses       6692     6692           
  Partials     2164     2164           

Files with missing lines	Coverage Δ
pytensor/link/c/lazylinker_c.py	75.30% <100.00%> (ø)

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[michaelosthege]

Looking forward to the speedup! 😀