Bump undici from 5.28.3 to 5.28.4 in /.docs

Bumps [undici](https://github.com/nodejs/undici) from 5.28.3 to 5.28.4.
- [Release notes](https://github.com/nodejs/undici/releases)
- [Commits](https://github.com/nodejs/undici/compare/v5.28.3...v5.28.4)

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

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

.docs/pnpm-lock.yaml

@@ -7370,7 +7370,7 @@ packages:
       fast-glob: 3.3.2
       js-yaml: 4.1.0
       supports-color: 9.4.0
-      undici: 5.28.3
+      undici: 5.28.4
       yargs-parser: 21.1.1
     dev: true
 
@@ -9117,8 +9117,8 @@ packages:
     resolution: {integrity: sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA==}
     dev: true
 
-  /undici@5.28.3:
-    resolution: {integrity: sha512-3ItfzbrhDlINjaP0duwnNsKpDQk3acHI3gVJ1z4fmwMK31k5G9OVIAMLSIaP6w4FaGkaAkN6zaQO9LUvZ1t7VA==}
+  /undici@5.28.4:
+    resolution: {integrity: sha512-72RFADWFqKmUb2hmmvNODKL3p9hcB6Gt2DOQMis1SEBaV6a4MH8soBvzg+95CYhCKPFedut2JY9bMfrDl9D23g==}
     engines: {node: '>=14.0'}
     dependencies:
       '@fastify/busboy': 2.1.1