Fix PDisk config is being overwritten

[SammyVimes]

(cherry picked from commit 9fe138b)

[github-actions]

⚪ 2024-09-17 18:34:44 UTC Pre-commit check for c000003 has started.
⚪ 2024-09-17 18:37:15 UTC Build linux-x86_64-release-clang14 is running...
🟢 2024-09-17 18:43:34 UTC Build successful.

[github-actions]

⚪ 2024-09-17 18:35:08 UTC Pre-commit check for c000003 has started.
⚪ 2024-09-17 18:37:42 UTC Build linux-x86_64-release-asan is running...
🟢 2024-09-17 19:00:20 UTC Build successful.
⚪ 2024-09-17 19:00:39 UTC Tests are running...
🔴 2024-09-17 20:57:18 UTC Some tests failed, follow the links below.

Test history | Test log

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
10127	10059	0	7	27	34

🟢 2024-09-17 20:57:59 UTC ydbd size 5.5 GiB changed* by -4.7 KiB, which is <= 0 Bytes vs stream-nb-24-3: OK

ydbd size dash	stream-nb-24-3: 23d20bc	merge: c000003	diff	diff %
ydbd size	5 940 443 464 Bytes	5 940 438 696 Bytes	-4.7 KiB	-0.000%
ydbd stripped size	1 488 907 680 Bytes	1 488 905 888 Bytes	-1.8 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]

⚪ 2024-09-17 18:37:38 UTC Pre-commit check for c000003 has started.
⚪ 2024-09-17 18:40:10 UTC Build linux-x86_64-relwithdebinfo is running...
🟢 2024-09-17 19:18:20 UTC Build successful.
⚪ 2024-09-17 19:18:38 UTC Tests are running...
🔴 2024-09-17 20:40:33 UTC Some tests failed, follow the links below.

Test history | Test log

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
14428	13089	0	6	1300	33

🟢 2024-09-17 20:41:19 UTC ydbd size 8.2 GiB changed* by -400 Bytes, which is <= 0 Bytes vs stream-nb-24-3: OK

ydbd size dash	stream-nb-24-3: 23d20bc	merge: c000003	diff	diff %
ydbd size	8 765 071 360 Bytes	8 765 070 960 Bytes	-400 Bytes	-0.000%
ydbd stripped size	479 260 520 Bytes	479 260 520 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}