chore(deps-dev): bump tsdown in the development-dependencies group (#187)

Bumps the development-dependencies group with 1 update: [tsdown](https://github.com/rolldown/tsdown).


Updates `tsdown` from 0.22.0 to 0.22.1
- [Release notes](https://github.com/rolldown/tsdown/releases)
- [Commits](rolldown/tsdown@v0.22.0...v0.22.1)

---
updated-dependencies:
- dependency-name: tsdown
  dependency-version: 0.22.1
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: development-dependencies
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package.json

@@ -48,7 +48,7 @@
     "@types/node": "^25.0.3",
     "c8": "^11.0.0",
     "tsd": "^0.33.0",
-    "tsdown": "0.22.0",
+    "tsdown": "0.22.1",
     "typescript": "^6.0.2"
   },
   "engines": {