Update to rust 1.79 🦀🦀🦀

[rukai]

We update to new rust versions as they come out. They have strong backwards compatibility guarantees so are very low risk. But also provide faster compile times and new features.

[codspeed-hq[bot]]

CodSpeed Performance Report

Merging #1662 will improve performances by 12.67%

_{Comparing rukai:update_rust (a446769) with main (d150aab)}

Summary

⚡ 1 improvements ✅ 37 untouched benchmarks

Benchmarks breakdown

	Benchmark	main	rukai:update_rust	Change
⚡	encode_system.local_result_v5_no_compression	104.9 µs	93.1 µs	+12.67%