Revert unkeyed no-search (#4604) #4193

Job	Run time
Filter jobs	4s
Compressed Size / build	50s
Build & Test / Build & Test	1m 12s
Benchmarks / Prepare environment	9s
Benchmarks / Bench replace1k / Bench table-app/replace1k	2m 52s
Benchmarks / Bench text-update / Bench text-update/text-update	1m 29s
Benchmarks / Bench todo / Bench todo/todo	1m 46s
Benchmarks / Bench filter-list / Bench filter-list/filter-list	2m 17s
Benchmarks / Bench hydrate1k / Bench table-app/hydrate1k	3m 16s
Benchmarks / Bench many-updates / Bench many-updates/many-updates	2m 27s
Benchmarks / Bench 03_update10th1k_x16 / Bench table-app/update10th1k	1m 29s
Benchmarks / Bench create10k / Bench table-app/create10k	2m 46s
	20m 37s

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