Cleanup code a little more

[shapiromatron]

No description provided.

[Copilot]

Pull Request Overview

This PR performs general code cleanup across multiple files, removing unused code, simplifying implementations, and updating comments. The changes focus on streamlining the codebase by eliminating unnecessary complexity while maintaining functionality.

• Removed unused functions, variables, and verbose documentation
• Simplified build configuration and CMake setup
• Updated test structure and GitHub Actions runner version

Reviewed Changes

Copilot reviewed 5 out of 7 changed files in this pull request and generated 3 comments.

Show a summary per file

File	Description
tests/test_basic.py	Split test function into separate version and basic functionality tests, removed subtract assertion
src/cpp/main.cpp	Removed unused macros, simplified documentation and formatting, eliminated subtract function binding
setup.py	Simplified CMake build logic by removing complex platform-specific configurations
CMakeLists.txt	Removed unused version info compilation definition
.github/workflows/wheels.yml	Updated Ubuntu runner from 22.04 to 24.04

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