chore(deps): update devdependency undici to v7

Author: renovate[bot]

package.json

@@ -89,7 +89,7 @@
     "std-env": "^3.8.0",
     "typescript": "^5.6.3",
     "unbuild": "^2.0.0",
-    "undici": "^6.20.1",
+    "undici": "^7.2.1",
     "vitest": "^2.1.4"
   },
   "packageManager": "pnpm@9.12.3"