regulator: core: use system_freezable_wq for init complete work

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-90360 · Microsoft / collected KEV context

cve-program · CVE-2026-90360

• https://git.kernel.org/stable/c/8a2ae3ab348cce44120667277c2198f10cc348b1
• https://git.kernel.org/stable/c/350a0cba90e1bd40b1fe5b396923d2f3a61d1056
• https://git.kernel.org/stable/c/2cebc00340a585adeffe321bc41f1937eb79a4dc
• https://git.kernel.org/stable/c/9cf65270c1c1717c84dcfacd58a782c1186b0cbf
• https://git.kernel.org/stable/c/dc8570a5b830190bf0b57017c35aef97cd6ad7d9
• https://git.kernel.org/stable/c/6d0a2c5e210f2fba099129e6183ef81316a6ae48
• https://git.kernel.org/stable/c/0d23d658d79925076026fff62a49b8c94e0e8922
• https://git.kernel.org/stable/c/0b950aa7ec95e120b2bde745ca9a7ed3ce49d528
• https://git.kernel.org/stable/c/29dc2e24f6adb36dcb884acf455644c397a67471
• https://git.kernel.org/stable/c/03eab318cedd6ae34ecd34533cd986edf5237164

No related operational record is retained in the current change model.