Update dependency highlight.js to v11

Author: renovate[bot]

frontend/package-lock.json

@@ -25,7 +25,7 @@
     "@types/minimatch": "^5.1.2",
     "@types/seedrandom": "^3.0.8",
     "@vitejs/plugin-vue": "^5.0.0",
-    "highlight.js": "^10.5.0",
+    "highlight.js": "^11.0.0",
     "jszip": "^3.5.0",
     "markdown-it": "^14.1.0",
     "minimatch": "^9.0.0",