build(deps-dev): bump undici from 6.21.0 to 6.21.1 (#3630)

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

---
updated-dependencies:
- dependency-name: undici
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

package-lock.json

@@ -38,7 +38,7 @@
         "prettier": "^3.4.2",
         "ts-jest": "^29.2.5",
         "typescript": "^5.7.3",
-        "undici": "^6.21.0"
+        "undici": "^6.21.1"
       }
     },
     "node_modules/@actions/core": {
@@ -7806,10 +7806,11 @@
       }
     },
     "node_modules/undici": {
-      "version": "6.21.0",
-      "resolved": "https://registry.npmjs.org/undici/-/undici-6.21.0.tgz",
-      "integrity": "sha512-BUgJXc752Kou3oOIuU1i+yZZypyZRqNPW0vqoMPl8VaoalSfeR0D8/t4iAS3yirs79SSMTxTag+ZC86uswv+Cw==",
+      "version": "6.21.1",
+      "resolved": "https://registry.npmjs.org/undici/-/undici-6.21.1.tgz",
+      "integrity": "sha512-q/1rj5D0/zayJB2FraXdaWxbhWiNKDvu8naDT2dl1yTlvJp4BLtOcp2a5BvgGNQpYYJzau7tf1WgKv3b+7mqpQ==",
       "dev": true,
+      "license": "MIT",
       "engines": {
         "node": ">=18.17"
       }

package.json

@@ -58,6 +58,6 @@
     "prettier": "^3.4.2",
     "ts-jest": "^29.2.5",
     "typescript": "^5.7.3",
-    "undici": "^6.21.0"
+    "undici": "^6.21.1"
   }
 }