deps: (deps-dev): bump svelte from 4.2.12 to 4.2.15 (#40)

Bumps [svelte](https://github.com/sveltejs/svelte/tree/HEAD/packages/svelte) from 4.2.12 to 4.2.15.
- [Release notes](https://github.com/sveltejs/svelte/releases)
- [Changelog](https://github.com/sveltejs/svelte/blob/svelte@4.2.15/packages/svelte/CHANGELOG.md)
- [Commits](https://github.com/sveltejs/svelte/commits/svelte@4.2.15/packages/svelte)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Eser Ozvataf <eser@acikyazilim.com>

package.json

@@ -63,7 +63,7 @@
     "gray-matter": "^4.0.3",
     "lunr": "^2.3.9",
     "remark-code-titles": "^0.1.2",
-    "svelte": "^4.2.14",
+    "svelte": "^4.2.15",
     "tailwindcss": "^3.4.3",
     "typescript": "^5.4.5"
   },