chore(deps-dev): bump @11ty/eleventy-plugin-syntaxhighlight

Bumps [@11ty/eleventy-plugin-syntaxhighlight](https://github.com/11ty/eleventy-plugin-syntaxhighlight) from 4.2.0 to 5.0.0.
- [Release notes](https://github.com/11ty/eleventy-plugin-syntaxhighlight/releases)
- [Commits](https://github.com/11ty/eleventy-plugin-syntaxhighlight/compare/v4.2.0...v5.0.0)

---
updated-dependencies:
- dependency-name: "@11ty/eleventy-plugin-syntaxhighlight"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

package.json

@@ -16,7 +16,7 @@
   "license": "ISC",
   "devDependencies": {
     "@11ty/eleventy": "^2.0.1",
-    "@11ty/eleventy-plugin-syntaxhighlight": "^4.2.0",
+    "@11ty/eleventy-plugin-syntaxhighlight": "^5.0.0",
     "@fontsource/inter": "^4.5.15",
     "eleventy-plugin-heroicons": "^1.1.0",
     "eslint": "^8.38.0",