fix unused

[zverevgeny]

No description provided.

[github-actions]

⚪ 2024-07-24 12:43:57 UTC Pre-commit check for a6dc88b has started.
⚪ 2024-07-24 12:46:46 UTC Check linux-x86_64-relwithdebinfo is running...
🔴 2024-07-24 14:13:02 UTC Some tests failed, follow the links below. Going to retry failed tests...

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
13751	12412	0	3	1325	11

⚪ 2024-07-24 14:14:48 UTC Failed tests rerun (try 2) linux-x86_64-relwithdebinfo is running...
🟢 2024-07-24 14:22:56 UTC Tests successful.

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
12 (only retried tests)	4	0	0	0	8

🟢 2024-07-24 14:24:27 UTC Build successful.
🔴 2024-07-24 14:25:14 UTC ydbd size 8.1 GiB changed* by +2.7 MiB, which is >= 2.0 MiB vs main: Alert

ydbd size dash	main: 48a86ec	merge: a6dc88b	diff	diff %
ydbd size	8 652 588 944 Bytes	8 655 416 480 Bytes	+2.7 MiB	+0.033%
ydbd stripped size	471 059 072 Bytes	471 212 288 Bytes	+149.6 KiB	+0.033%

^{*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]

⚪ 2024-07-24 12:44:02 UTC Pre-commit check for a6dc88b has started.
⚪ 2024-07-24 12:46:53 UTC Check linux-x86_64-release-asan is running...
🔴 2024-07-24 14:51:44 UTC Some tests failed, follow the links below.

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
9620	9024	0	93	330	173

🟢 2024-07-24 14:52:58 UTC Build successful.
🟢 2024-07-24 14:53:50 UTC ydbd size 5.2 GiB changed* by -96 Bytes, which is <= 0 Bytes vs main: OK

ydbd size dash	main: 1def359	merge: a6dc88b	diff	diff %
ydbd size	5 558 078 952 Bytes	5 558 078 856 Bytes	-96 Bytes	-0.000%
ydbd stripped size	1 197 262 512 Bytes	1 197 262 448 Bytes	-64 Bytes	-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]

⚪ 2024-07-24 12:44:24 UTC Pre-commit check for a6dc88b has started.
⚪ 2024-07-24 12:47:23 UTC Check linux-x86_64-release-clang14 is running...
🟢 2024-07-24 12:53:41 UTC Build successful.