devDependencies: bump typedoc from 0.27.9 to 0.28.6

Bumps [typedoc](https://github.com/TypeStrong/TypeDoc) from 0.27.9 to 0.28.6.
- [Release notes](https://github.com/TypeStrong/TypeDoc/releases)
- [Changelog](https://github.com/TypeStrong/typedoc/blob/master/CHANGELOG.md)
- [Commits](TypeStrong/typedoc@v0.27.9...v0.28.6)

---
updated-dependencies:
- dependency-name: typedoc
  dependency-version: 0.28.6
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package-lock.json

@@ -65,7 +65,7 @@
     "lint-staged": "^15.4.3",
     "prettier": "^3.4.2",
     "ts-node": "^10.9.2",
-    "typedoc": "^0.27.9"
+    "typedoc": "^0.28.6"
   },
   "bugs": {
     "url": "https://github.com/binden-js/multipart/issues"