gh-138886: Remove deprecated PySys_ResetWarnOptions C-API function

[sobolevn]

Refs #105179

Usage report among top-500:

» python cpython/search_pypi_top.py pypi -q PySys_ResetWarnOptions
Warning: termcolor is missing, install it with: python -m pip install --user termcolor
Warning: termcolor is missing, install it with: python -m pip install --user termcolor
Warning: termcolor is missing, install it with: python -m pip install --user termcolor
Warning: termcolor is missing, install it with: python -m pip install --user termcolor
Warning: termcolor is missing, install it with: python -m pip install --user termcolor
Warning: termcolor is missing, install it with: python -m pip install --user termcolor
Warning: termcolor is missing, install it with: python -m pip install --user termcolor
Warning: termcolor is missing, install it with: python -m pip install --user termcolor
Warning: termcolor is missing, install it with: python -m pip install --user termcolor
Warning: termcolor is missing, install it with: python -m pip install --user termcolor
Warning: termcolor is missing, install it with: python -m pip install --user termcolor
Warning: termcolor is missing, install it with: python -m pip install --user termcolor
Warning: termcolor is missing, install it with: python -m pip install --user termcolor
pypi/orjson-3.11.3.tar.gz: orjson-3.11.3/include/cargo/pyo3-ffi-0.25.1/src/sysmodule.rs: pub fn PySys_ResetWarnOptions();
Time: 0:00:02.561385
Found 1 matching lines in 1 projects

• Issue: Remove deprecated PySys_ResetWarnOptions C-API function #138886

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📚 Documentation preview 📚: https://cpython-previews--138887.org.readthedocs.build/

[sobolevn]

Thanks! Updated!

[vstinner]

LGTM

[sobolevn]

Thanks a lot! 🤝