Bump undici from 6.28.1 to 6.29.1

Bumps [undici](https://github.com/nodejs/undici) from 6.28.1 to 6.29.1.
- [Release notes](https://github.com/nodejs/undici/releases)
- [Commits](https://github.com/nodejs/undici/compare/v6.28.1...v6.29.1)

---
updated-dependencies:
- dependency-name: undici
  dependency-version: 6.29.1
  dependency-type: indirect
...

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

.github/workflows/build-test.yml

@@ -66,6 +66,7 @@ jobs:
           - windows-2025
           - windows-2022
         cmdline-tools-version:
+          - 15859902
           - 14742923
           - 12266719
           - 11479570

package-lock.json

@@ -6036,9 +6036,10 @@
       }
     },
     "node_modules/undici": {
-      "version": "6.28.1",
-      "resolved": "https://registry.npmjs.org/undici/-/undici-6.28.1.tgz",
-      "integrity": "sha512-zWpdTVD54H48CIybL0rWQ3ukpb9d23wM7eH5RtfdmeP70cWHNjtfo7P4vZX+5CoDcO53J4Pu5uXp7lNfjc6DRA==",
+      "version": "6.29.1",
+      "resolved": "https://registry.npmjs.org/undici/-/undici-6.29.1.tgz",
+      "integrity": "sha512-EvRlUt/QqAEvXdQeRMYUfwOQsfzpDztykrG2owGEE/rBOBoYv9uF39ZzsNDh4lTFHhTr2XOZjKkYgueD12ZmGA==",
+      "license": "MIT",
       "engines": {
         "node": ">=18.17"
       }
@@ -10341,9 +10342,9 @@
       "optional": true
     },
     "undici": {
-      "version": "6.28.1",
-      "resolved": "https://registry.npmjs.org/undici/-/undici-6.28.1.tgz",
-      "integrity": "sha512-zWpdTVD54H48CIybL0rWQ3ukpb9d23wM7eH5RtfdmeP70cWHNjtfo7P4vZX+5CoDcO53J4Pu5uXp7lNfjc6DRA=="
+      "version": "6.29.1",
+      "resolved": "https://registry.npmjs.org/undici/-/undici-6.29.1.tgz",
+      "integrity": "sha512-EvRlUt/QqAEvXdQeRMYUfwOQsfzpDztykrG2owGEE/rBOBoYv9uF39ZzsNDh4lTFHhTr2XOZjKkYgueD12ZmGA=="
     },
     "undici-types": {
       "version": "7.18.2",