chore(deps): update devdependency unbuild to v3

Author: renovate[bot]

package.json

@@ -130,7 +130,7 @@
     "prettier": "^3.2.5",
     "proxy-agent": "^6.4.0",
     "typescript": "^5.4.3",
-    "unbuild": "^2.0.0",
+    "unbuild": "^3.3.1",
     "undici": "^6.10.2",
     "vitest": "^1.4.0"
   },