build(deps-dev): bump svelte-highlight from 5.3.2 to 6.0.1

Bumps [svelte-highlight](https://github.com/metonym/svelte-highlight) from 5.3.2 to 6.0.1.
- [Release notes](https://github.com/metonym/svelte-highlight/releases)
- [Changelog](https://github.com/metonym/svelte-highlight/blob/master/CHANGELOG.md)
- [Commits](metonym/svelte-highlight@v5.3.2...v6.0.1)

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

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -48,7 +48,7 @@
 		"prettier-plugin-svelte": "^2.6.0",
 		"svelte": "^3.46.4",
 		"svelte-check": "^2.4.5",
-		"svelte-highlight": "^5.2.2",
+		"svelte-highlight": "^6.0.1",
 		"svelte-preprocess": "^4.10.4",
 		"svelte-range-slider-pips": "^2.0.3",
 		"svelte2tsx": "^0.4.14",