Bump reffy from 20.0.1 to 20.0.2

Bumps [reffy](https://github.com/w3c/reffy) from 20.0.1 to 20.0.2.
- [Changelog](https://github.com/w3c/reffy/blob/main/CHANGELOG.md)
- [Commits](https://github.com/w3c/reffy/commits)

---
updated-dependencies:
- dependency-name: reffy
  dependency-version: 20.0.2
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

package-lock.json

@@ -32,7 +32,7 @@
     "ajv-formats": "^3.0.1",
     "commander": "^14.0.2",
     "puppeteer": "^24.30.0",
-    "reffy": "^20.0.1",
+    "reffy": "^20.0.2",
     "rimraf": "^6.1.0",
     "undici": "^7.16.0"
   }