Bump highlight.js from 11.5.1 to 11.6.0

Bumps [highlight.js](https://github.com/highlightjs/highlight.js) from 11.5.1 to 11.6.0.
- [Release notes](https://github.com/highlightjs/highlight.js/releases)
- [Changelog](https://github.com/highlightjs/highlight.js/blob/main/CHANGES.md)
- [Commits](https://github.com/highlightjs/highlight.js/compare/11.5.1...11.6.0)

---
updated-dependencies:
- dependency-name: highlight.js
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

package.json

@@ -72,7 +72,7 @@
     "annotator": "wallabag/annotator#master",
     "clipboard": "^2.0.11",
     "hammerjs": "^2.0.8",
-    "highlight.js": "^11.5.1",
+    "highlight.js": "^11.6.0",
     "icomoon-free-npm": "^0.0.0",
     "jquery": "^3.6.0",
     "jquery.cookie": "^1.4.1",