fix CORS headers

[adameat]

Changelog entry

fix CORS headers, closes #7906

Changelog category

• New feature
• Experimental feature
• Improvement
• Performance improvement
• Bugfix
• Backward incompatible change
• Documentation (changelog entry is not required)
• Not for changelog (changelog entry is not required)

Additional information

...

[github-actions]

⚪ 2024-08-26 16:52:09 UTC Pre-commit check for 1a2260a has started.
⚪ 2024-08-26 16:55:42 UTC Check linux-x86_64-release-asan is running...
🔴 2024-08-26 18:22:29 UTC Some tests failed, follow the links below.

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
10676	10577	0	33	44	22

🟢 2024-08-26 18:23:26 UTC Build successful.
🟡 2024-08-26 18:23:54 UTC ydbd size 5.5 GiB changed* by +407.6 KiB, which is >= 100.0 KiB vs main: Warning

ydbd size dash	main: b8f8460	merge: 1a2260a	diff	diff %
ydbd size	5 926 219 528 Bytes	5 926 636 920 Bytes	+407.6 KiB	+0.007%
ydbd stripped size	1 488 621 936 Bytes	1 488 757 776 Bytes	+132.7 KiB	+0.009%

^{*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]

⚪ 2024-08-26 16:56:04 UTC Pre-commit check for 1a2260a has started.
⚪ 2024-08-26 16:59:49 UTC Check linux-x86_64-release-clang14 is running...
🟢 2024-08-26 17:05:05 UTC Build successful.

[github-actions]

⚪ 2024-08-26 17:05:37 UTC Pre-commit check for 1a2260a has started.
⚪ 2024-08-26 17:08:34 UTC Check linux-x86_64-relwithdebinfo is running...
🟡 2024-08-26 18:12:25 UTC Some tests failed, follow the links below. Going to retry failed tests...

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
39825	34421	0	29	5360	15

⚪ 2024-08-26 18:15:51 UTC Failed tests rerun (try 2) linux-x86_64-relwithdebinfo is running...
🟡 2024-08-26 18:22:54 UTC Some tests failed, follow the links below. Going to retry failed tests...

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
48 (only retried tests)	33	0	6	0	9

⚪ 2024-08-26 18:23:04 UTC Failed tests rerun (try 3) linux-x86_64-relwithdebinfo is running...
🟢 2024-08-26 18:29:48 UTC Tests successful.

Test history | Ya make output

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
20 (only retried tests)	11	0	0	0	9

🟢 2024-08-26 18:29:55 UTC Build successful.
🟢 2024-08-26 18:30:31 UTC ydbd size 8.2 GiB changed* by +39.2 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: de41bcf	merge: 1a2260a	diff	diff %
ydbd size	8 796 303 352 Bytes	8 796 343 480 Bytes	+39.2 KiB	+0.000%
ydbd stripped size	479 737 352 Bytes	479 742 600 Bytes	+5.1 KiB	+0.001%

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