chore: update frontend package.json version to 5.9.0 [skip ci]

Author: gary-Shen

apps/frontend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@labelu/frontend",
-  "version": "5.9.0-alpha.9",
+  "version": "5.9.0",
   "private": true,
   "dependencies": {
     "@ant-design/icons": "^4.6.2",

package.json

@@ -5,7 +5,7 @@
     "packages/*",
     "apps/*"
   ],
-  "version": "5.9.0-alpha.9",
+  "version": "5.9.0",
   "scripts": {
     "prepare": "husky install",
     "build": "pnpm --filter @labelu/interface --filter @labelu/i18n --filter @labelu/formatter --filter @labelu/image --filter @labelu/components-react --filter @labelu/image-annotator-react --filter @labelu/audio-react --filter @labelu/video-react --filter @labelu/audio-annotator-react --filter @labelu/video-annotator-react build",
@@ -100,4 +100,4 @@
     "gauge": "^2.7.4",
     "react-ace": "^10.1.0"
   }
-}
+}