Fix busy-wait in async compute actor

[yumkam]

Aligns code with sync compute actor

Changelog entry

...

Changelog category

• Bugfix
• Not for changelog (changelog entry is not required)

Additional information

This code strangely mismatch with sync CA and apparently results in busy-wait in certain conditions.

[github-actions]

⚪ 2024-11-12 09:00:19 UTC Pre-commit check linux-x86_64-relwithdebinfo for 85f5b61 has started.
⚪ 2024-11-12 09:00:31 UTC Artifacts will be uploaded here
⚪ 2024-11-12 09:03:34 UTC ya make is running...
🟡 2024-11-12 10:04:32 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?
74100	59982	0	10	13993	115

⚪ 2024-11-12 10:11:19 UTC ya make is running... (failed tests rerun, try 2)
🟢 2024-11-12 10:23:51 UTC Tests successful.

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

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
121 (only retried tests)	10	0	0	1	110

🟢 2024-11-12 10:24:00 UTC Build successful.
🟢 2024-11-12 10:24:22 UTC ydbd size 2.8 GiB changed* by 0 Bytes, which is <= 0 Bytes vs main: OK

ydbd size dash	main: 7b36db5	merge: 85f5b61	diff	diff %
ydbd size	3 049 975 776 Bytes	3 049 975 776 Bytes	0 Bytes	0.000%
ydbd stripped size	482 437 656 Bytes	482 437 656 Bytes	0 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]

⚪ 2024-11-12 09:00:20 UTC Pre-commit check linux-x86_64-release-asan for 85f5b61 has started.
⚪ 2024-11-12 09:00:30 UTC Artifacts will be uploaded here
⚪ 2024-11-12 09:03:34 UTC ya make is running...
🟡 2024-11-12 10:08:20 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?
9442	9339	0	34	22	47

🟢 2024-11-12 10:09:09 UTC Build successful.
🟢 2024-11-12 10:09:42 UTC ydbd size 5.7 GiB changed* by -32 Bytes, which is <= 0 Bytes vs main: OK

ydbd size dash	main: 7b36db5	merge: 85f5b61	diff	diff %
ydbd size	6 172 064 968 Bytes	6 172 064 936 Bytes	-32 Bytes	-0.000%
ydbd stripped size	1 538 284 624 Bytes	1 538 284 624 Bytes	0 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}