chore(deps): bump undici from 6.0.1 to 6.6.1 in /packages/file-transfer

Bumps [undici](https://github.com/nodejs/undici) from 6.0.1 to 6.6.1.
- [Release notes](https://github.com/nodejs/undici/releases)
- [Commits](nodejs/undici@v6.0.1...v6.6.1)

---
updated-dependencies:
- dependency-name: undici
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

packages/file-transfer/package.json

@@ -19,7 +19,7 @@
   "dependencies": {
     "@types/http-cache-semantics": "^4.0.1",
     "http-cache-semantics": "^4.1.1",
-    "undici": "6.0.1"
+    "undici": "6.6.1"
   },
   "repository": {
     "type": "git",