chore(deps-dev): bump tsup from 8.3.6 to 8.4.0

Bumps [tsup](https://github.com/egoist/tsup) from 8.3.6 to 8.4.0.
- [Release notes](https://github.com/egoist/tsup/releases)
- [Commits](egoist/tsup@v8.3.6...v8.4.0)

---
updated-dependencies:
- dependency-name: tsup
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package.json

@@ -68,7 +68,7 @@
     "@types/swagger2openapi": "7.0.4",
     "axios": "1.7.9",
     "openapi-types": "12.1.3",
-    "tsup": "8.3.6",
+    "tsup": "8.4.0",
     "vitest": "3.0.7"
   },
   "packageManager": "[email protected]",