build(deps): bump undici from 6.19.7 to 6.21.1 (#1034)

[skip publish]
Bumps [undici](https://github.com/nodejs/undici) from 6.19.7 to 6.21.1.
- [Release notes](https://github.com/nodejs/undici/releases)
- [Commits](nodejs/undici@v6.19.7...v6.21.1)

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

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

Author: dependabot[bot]

yarn.lock

@@ -10169,9 +10169,9 @@ __metadata:
   linkType: hard
 
 "undici@npm:^6.19.5":
-  version: 6.19.7
-  resolution: "undici@npm:6.19.7"
-  checksum: 10/77fb8b0377388f6dba8244b015841318d621031211b4f3c2273d809304b77ec44adeba4b89dfd6708bdc044190e18f068e5b231882ef15d057d4624e46f544e3
+  version: 6.21.1
+  resolution: "undici@npm:6.21.1"
+  checksum: 10/eeccc07e9073ae8e755fdc0dc8cdfaa426c01ec6f815425c3ecedba2e5394cea4993962c040dd168951714a82f0d001a13018c3ae3ad4534f0fa97afe425c08d
   languageName: node
   linkType: hard