Revert "Support arbitrary chain set in huge blob keeper heap"

[alexvru]

Reverts #11921

[github-actions]

⚪ 2024-11-25 16:03:58 UTC Pre-commit check linux-x86_64-release-asan for 51b747e has started.
⚪ 2024-11-25 16:04:09 UTC Artifacts will be uploaded here
⚪ 2024-11-25 16:07:08 UTC ya make is running...
🟡 2024-11-25 17:14:06 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?
10307	10237	0	16	6	48

🟢 2024-11-25 17:15:02 UTC Build successful.
🟢 2024-11-25 17:15:30 UTC ydbd size 4.9 GiB changed* by +31.9 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: 2bc34d4	merge: 51b747e	diff	diff %
ydbd size	5 285 275 800 Bytes	5 285 308 432 Bytes	+31.9 KiB	+0.001%
ydbd stripped size	1 360 239 152 Bytes	1 360 240 208 Bytes	+1.0 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]

⚪ 2024-11-25 16:06:16 UTC Pre-commit check linux-x86_64-relwithdebinfo for 51b747e has started.
⚪ 2024-11-25 16:06:27 UTC Artifacts will be uploaded here
⚪ 2024-11-25 16:09:25 UTC ya make is running...
🟡 2024-11-25 17:00:37 UTC Some tests failed, follow the links below. Going to retry failed tests...

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
16727	15214	0	3	1396	114

⚪ 2024-11-25 17:02:00 UTC ya make is running... (failed tests rerun, try 2)
🟢 2024-11-25 17:14:29 UTC Tests successful.

Test history | Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
117 (only retried tests)	8	0	0	0	109

🟢 2024-11-25 17:14:36 UTC Build successful.
🟢 2024-11-25 17:14:55 UTC ydbd size 2.5 GiB changed* by +22.0 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: 2bc34d4	merge: 51b747e	diff	diff %
ydbd size	2 690 447 960 Bytes	2 690 470 456 Bytes	+22.0 KiB	+0.001%
ydbd stripped size	482 237 072 Bytes	482 238 416 Bytes	+1.3 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}