Fix moving sequences during the new prefixed vector index move/replace

[vitalif]

Changelog category

• Not for changelog (changelog entry is not required)

Description for reviewers

[github-actions]

🟢 2025-10-09 14:09:54 UTC The validation of the Pull Request description is successful.

[CyberROFL]

Я так понимаю, тут ожидается rebase после #26613?

[vitalif]

Ага. Ну либо можно так попробовать влить, оно наверное и так уже влитый коммит пропустит

[github-actions]

⚪ 2025-10-10 12:20:27 UTC Pre-commit check linux-x86_64-relwithdebinfo for 8a3abfd has started.
⚪ 2025-10-10 12:20:42 UTC Artifacts will be uploaded here
⚪ 2025-10-10 12:24:21 UTC ya make is running...
🟡 2025-10-10 13:47:57 UTC Some tests failed, follow the links below. Going to retry failed tests...

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
38808	36033	0	2	2744	29

⚪ 2025-10-10 13:48:08 UTC ya make is running... (failed tests rerun, try 2)
🟢 2025-10-10 14:03:34 UTC Tests successful.

Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
532 (only retried tests)	510	0	0	0	22

🟢 2025-10-10 14:03:39 UTC Build successful.
🟡 2025-10-10 14:03:54 UTC ydbd size 2.3 GiB changed* by +560.1 KiB, which is >= 100.0 KiB vs main: Warning

ydbd size dash	main: a446a72	merge: 8a3abfd	diff	diff %
ydbd size	2 418 700 232 Bytes	2 419 273 792 Bytes	+560.1 KiB	+0.024%
ydbd stripped size	515 107 272 Bytes	515 281 832 Bytes	+170.5 KiB	+0.034%

^{*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]

⚪ 2025-10-10 08:08:13 UTC Pre-commit check linux-x86_64-release-asan for 8a3abfd has started.
⚪ 2025-10-10 08:08:27 UTC Artifacts will be uploaded here
⚪ 2025-10-10 08:11:59 UTC ya make is running...
🟡 2025-10-10 10:23:32 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
15738	15286	0	160	269	23

🟢 2025-10-10 10:23:37 UTC Build successful.
🟡 2025-10-10 10:24:01 UTC ydbd size 3.7 GiB changed* by +769.5 KiB, which is >= 100.0 KiB vs main: Warning

ydbd size dash	main: a446a72	merge: 8a3abfd	diff	diff %
ydbd size	4 023 586 624 Bytes	4 024 374 576 Bytes	+769.5 KiB	+0.020%
ydbd stripped size	1 494 478 880 Bytes	1 494 713 888 Bytes	+229.5 KiB	+0.016%

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