chore(deps): remove unused codemirror basic-setup dependency (#437)

Author: perber

ui/leafwiki-ui/package-lock.json

@@ -12,7 +12,6 @@
     "format": "prettier --write src/**"
   },
   "dependencies": {
-    "@codemirror/basic-setup": "^0.20.0",
     "@codemirror/commands": "^6.10.1",
     "@codemirror/lang-markdown": "^6.5.0",
     "@codemirror/language": "^6.11.3",