Update dependency tsup to v8.5.0

Author: renovate[bot]

package.json

@@ -85,7 +85,7 @@
     "prettier": "3.6.2",
     "prettier-plugin-organize-imports": "4.2.0",
     "prettier-plugin-pkg": "0.21.2",
-    "tsup": "8.4.0",
+    "tsup": "8.5.0",
     "typescript": "5.9.2",
     "typescript-eslint": "8.39.0",
     "vite": "7.1.1",