chore(deps): bump undici from 5.18.0 to 5.21.0

Bumps [undici](https://github.com/nodejs/undici) from 5.18.0 to 5.21.0.
- [Release notes](https://github.com/nodejs/undici/releases)
- [Commits](nodejs/undici@v5.18.0...v5.21.0)

---
updated-dependencies:
- dependency-name: undici
  dependency-type: indirect
...

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

yarn.lock

@@ -9783,9 +9783,9 @@ unbox-primitive@^1.0.2:
     which-boxed-primitive "^1.0.2"
 
 undici@^5.0.0:
-  version "5.18.0"
-  resolved "https://registry.yarnpkg.com/undici/-/undici-5.18.0.tgz#e88a77a74d991a30701e9a6751e4193a26fabda9"
-  integrity sha512-1iVwbhonhFytNdg0P4PqyIAXbdlVZVebtPDvuM36m66mRw4OGrCm2MYynJv/UENFLdP13J1nPVQzVE2zTs1OeA==
+  version "5.21.0"
+  resolved "https://registry.yarnpkg.com/undici/-/undici-5.21.0.tgz#b00dfc381f202565ab7f52023222ab862bb2494f"
+  integrity sha512-HOjK8l6a57b2ZGXOcUsI5NLfoTrfmbOl90ixJDl0AEFG4wgHNDQxtZy15/ZQp7HhjkpaGlp/eneMgtsu1dIlUA==
   dependencies:
     busboy "^1.6.0"