Sort: improve some of the performances #11412

Performance Regression: -45.43%

⚡ 1 improved benchmark
❌ 2 regressed benchmarks
✅ 295 untouched benchmarks
⏩ 48 skipped benchmarks¹

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

	Mode	Benchmark	`BASE`	`HEAD`	Efficiency
❌	Memory	`sort_german_de_locale`	1.8 MB	3.3 MB	-45.43%
❌	Simulation	`sort_ascii_utf8_locale`	15.2 ms	16.1 ms	-5.87%
⚡	Simulation	`sort_german_de_locale`	640.5 ms	131.6 ms	×4.9

_{Comparing sylvestre:sort-perf (d6baba4) with main (0b437e9)}

48 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩