Fix seed:dev command

package.json

@@ -8,7 +8,7 @@
   "scripts": {
     "build": "turbo run build --filter=vite-plugin-*",
     "dev": "turbo run dev --filter=vite-plugin-* --parallel",
-    "seed:dev": "cd packages/seed-theme && npm run dev",
+    "seed:dev": "cd themes/seed-theme && npm run dev",
     "lint": "turbo run lint",
     "change:add": "changeset add",
     "change:version": "changeset version",