build(deps-dev): bump svelte from 4.2.19 to 5.20.4

Bumps [svelte](https://github.com/sveltejs/svelte/tree/HEAD/packages/svelte) from 4.2.19 to 5.20.4.
- [Release notes](https://github.com/sveltejs/svelte/releases)
- [Changelog](https://github.com/sveltejs/svelte/blob/main/packages/svelte/CHANGELOG.md)
- [Commits](https://github.com/sveltejs/svelte/commits/[email protected]/packages/svelte)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package.json

@@ -64,7 +64,7 @@
     "prettier-plugin-svelte": "^3.1.2",
     "rimraf": "^5.0.5",
     "strip-indent": "^3.0.0",
-    "svelte": "^4.2.9",
+    "svelte": "^5.20.4",
     "svelte-eslint-parser": "^0.33.1"
   },
   "engines": {