Bump whatwg-fetch from 3.6.2 to 3.6.20 (#11563)

Bumps [whatwg-fetch](https://github.com/github/fetch) from 3.6.2 to 3.6.20.
- [Release notes](https://github.com/github/fetch/releases)
- [Changelog](https://github.com/JakeChampion/fetch/blob/main/CHANGELOG.md)
- [Commits](JakeChampion/fetch@v3.6.2...v3.6.20)

---
updated-dependencies:
- dependency-name: whatwg-fetch
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

package.json

@@ -99,7 +99,7 @@
     "swiper": "^6.8.4",
     "tailwindcss": "^3.4.1",
     "uuid": "^9.0.1",
-    "whatwg-fetch": "^3.6.2"
+    "whatwg-fetch": "^3.6.20"
   },
   "devDependencies": {
     "@axe-core/react": "^4.8.5",