chore(deps): bump undici from 5.26.5 to 5.28.3 in /examples/api (#8877)

Bumps [undici](https://github.com/nodejs/undici) from 5.26.5 to 5.28.3.
- [Release notes](https://github.com/nodejs/undici/releases)
- [Commits](https://github.com/nodejs/undici/compare/v5.26.5...v5.28.3)

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

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

examples/api/yarn.lock

@@ -1105,9 +1105,9 @@ unconfig@^0.3.4:
     mlly "^1.4.0"
 
 undici@^5.12.0:
-  version "5.26.5"
-  resolved "https://registry.yarnpkg.com/undici/-/undici-5.26.5.tgz#f6dc8c565e3cad8c4475b187f51a13e505092838"
-  integrity sha512-cSb4bPFd5qgR7qr2jYAi0hlX9n5YKK2ONKkLFkxl+v/9BvC0sOpZjBHDBSXc5lWAf5ty9oZdRXytBIHzgUcerw==
+  version "5.28.3"
+  resolved "https://registry.yarnpkg.com/undici/-/undici-5.28.3.tgz#a731e0eff2c3fcfd41c1169a869062be222d1e5b"
+  integrity sha512-3ItfzbrhDlINjaP0duwnNsKpDQk3acHI3gVJ1z4fmwMK31k5G9OVIAMLSIaP6w4FaGkaAkN6zaQO9LUvZ1t7VA==
   dependencies:
     "@fastify/busboy" "^2.0.0"