Bump svelte-check from 3.6.6 to 3.6.9 in /src/leapfrogai_ui (#391)

Bumps [svelte-check](https://github.com/sveltejs/language-tools) from 3.6.6 to 3.6.9.
- [Release notes](https://github.com/sveltejs/language-tools/releases)
- [Commits](sveltejs/language-tools@svelte-check-3.6.6...svelte-check-3.6.9)

---
updated-dependencies:
- dependency-name: svelte-check
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

src/leapfrogai_ui/package-lock.json

@@ -49,7 +49,7 @@
 		"prettier-plugin-svelte": "^3.1.2",
 		"sass": "^1.71.1",
 		"svelte": "^4.2.12",
-		"svelte-check": "^3.6.0",
+		"svelte-check": "^3.6.9",
 		"tslib": "^2.4.1",
 		"typescript": "^5.4.2",
 		"vite": "^5.2.10",