perf: Optimize sort for String and Binary types

[ritchie46]

Sort by the views directly and go through the whole constructors, leaving the buffers as is.

[codspeed-hq]

CodSpeed Performance Report

Merging #16871 will improve performances by 15.75%

_{Comparing sort (b00f613) with main (806feb5)}

Summary

⚡ 1 improvements
✅ 36 untouched benchmarks

Benchmarks breakdown

	Benchmark	main	sort	Change
⚡	test_groupby_h2oai_q3	2.7 ms	2.4 ms	+15.75%