Remove react-icons

No longer used

Author: rikurauhala

package-lock.json

@@ -21,7 +21,6 @@
     "raw-loader": "^4.0.2",
     "react": "^19.0.0",
     "react-dom": "^19.0.0",
-    "react-icons": "^4.10.1",
     "react-markdown": "^5.0.3"
   },
   "devDependencies": {