Update dependency svelte-check to v3.8.6

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
svelte-check	3.8.5 -> 3.8.6

---

Release Notes

sveltejs/language-tools (svelte-check)

### [`v3.8.6`](https://togithub.com/sveltejs/language-tools/releases/tag/svelte-check-3.8.6) [Compare Source](https://togithub.com/sveltejs/language-tools/compare/svelte-check-3.8.5...svelte-check-3.8.6) - fix: support Svelte 5 module script attribute ([#​2473](https://togithub.com/sveltejs/language-tools/issues/2473))

---

Configuration

📅 Schedule: Branch creation - "after 8am on Monday" (UTC), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• [ ] If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.