Bump undici and release-it (#3543)

Bumps [undici](https://github.com/nodejs/undici) to 6.21.1 and updates ancestor dependency [release-it](https://github.com/release-it/release-it). These dependencies need to be updated together.


Updates `undici` from 6.21.0 to 6.21.1
- [Release notes](https://github.com/nodejs/undici/releases)
- [Commits](nodejs/undici@v6.21.0...v6.21.1)

Updates `release-it` from 18.1.1 to 18.1.2
- [Release notes](https://github.com/release-it/release-it/releases)
- [Changelog](https://github.com/release-it/release-it/blob/main/CHANGELOG.md)
- [Commits](release-it/release-it@18.1.1...18.1.2)

---
updated-dependencies:
- dependency-name: undici
  dependency-type: indirect
- dependency-name: release-it
  dependency-type: direct:development
...

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

package.json

@@ -118,7 +118,7 @@
     "postcss": "8.5.1",
     "prettier": "3.4.2",
     "prettier-plugin-tailwindcss": "0.6.10",
-    "release-it": "18.1.1",
+    "release-it": "18.1.2",
     "swagger-jsdoc": "6.2.8",
     "tailwindcss": "3.4.17",
     "ts-node": "10.9.2",