Revert "Support arbitrary chain set in huge blob keeper heap (#11566)"

[alexvru]

Revert "Support arbitrary chain set in huge blob keeper heap (#11566)"

This reverts commit 5876bb1.

[github-actions]

⚪ 2024-11-22 13:57:00 UTC Pre-commit check linux-x86_64-release-asan for 411508c has started.
⚪ 2024-11-22 13:57:11 UTC Artifacts will be uploaded here
⚪ 2024-11-22 14:00:25 UTC ya make is running...
🟡 2024-11-22 15:35:59 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
10515	10438	0	20	9	48

🟢 2024-11-22 15:36:52 UTC Build successful.
🟢 2024-11-22 15:37:20 UTC ydbd size 4.9 GiB changed* by +10.7 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: fb228ee	merge: 411508c	diff	diff %
ydbd size	5 285 187 664 Bytes	5 285 198 600 Bytes	+10.7 KiB	+0.000%
ydbd stripped size	1 359 579 888 Bytes	1 359 577 872 Bytes	-2.0 KiB	-0.000%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}

[github-actions]

⚪ 2024-11-22 13:57:04 UTC Pre-commit check linux-x86_64-relwithdebinfo for 411508c has started.
⚪ 2024-11-22 13:57:16 UTC Artifacts will be uploaded here
⚪ 2024-11-22 14:00:31 UTC ya make is running...
🟢 2024-11-22 15:24:51 UTC Tests successful.

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
41980	36273	0	0	5596	111

🟢 2024-11-22 15:28:27 UTC Build successful.
🟡 2024-11-22 15:28:45 UTC ydbd size 2.5 GiB changed* by +301.6 KiB, which is >= 100.0 KiB vs main: Warning

ydbd size dash	main: 0d355e6	merge: 411508c	diff	diff %
ydbd size	2 691 446 096 Bytes	2 691 754 904 Bytes	+301.6 KiB	+0.011%
ydbd stripped size	482 135 088 Bytes	482 185 392 Bytes	+49.1 KiB	+0.010%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}

[naspirato]

Восстановило рабопоспособность кластера

https://datalens.yandex/2ohtijbghz3cq?tab=yV&state=c33fe529238

cluster_monitoring	repository	git_branch	run_type	run_start_datetime	git_sha	git_commit_timestamp	duration sec	warehouses	tpmC	efficiency	newOrder90p
perf4	alexvru/ydb	origin/main	issue_11843	22.11.2024 15:49:34	f437d65	22.11.2024 13:50:28	7200	16000	201699	98.03	512