update tsdown

Author: danielpza

package.json

@@ -73,7 +73,7 @@
     "prettier": "^3.6.2",
     "prettier-plugin-jsdoc": "^1.3.3",
     "ts-patch": "^3.2.1",
-    "tsdown": "^0.14.2",
+    "tsdown": "^0.16.0",
     "typescript": "^5.8.3",
     "typescript-eslint": "^8.3.0"
   },