Improve compile time

[jlogan03]

0.9.1 2025-12-31

Changed

• Rust
  • Remove explicit const-unrolling for shallow loops (eliminates nested const-unrolling)
    • Improves compile time
    • Minimal effect on performance in Rust benchmarks
    • About 20% improvement for single-sample throughput from Python
• Python
  • Lock python package version to rust version
  • Improve handling of __version__ when package is not present