chore(deps-dev): bump wrangler in /examples/cloud-worker (#173)

Bumps [wrangler](https://github.com/cloudflare/workers-sdk/tree/HEAD/packages/wrangler) from 2.19.0 to 2.20.1.
- [Release notes](https://github.com/cloudflare/workers-sdk/releases)
- [Changelog](https://github.com/cloudflare/workers-sdk/blob/[email protected]/packages/wrangler/CHANGELOG.md)
- [Commits](https://github.com/cloudflare/workers-sdk/commits/[email protected]/packages/wrangler)

---
updated-dependencies:
- dependency-name: wrangler
  dependency-type: direct:development
...

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

Author: dependabot[bot]

examples/cloud-worker/package.json

@@ -2,7 +2,7 @@
   "name": "cloud-worker-fix",
   "version": "0.0.0",
   "devDependencies": {
-    "wrangler": "2.19.0"
+    "wrangler": "2.20.1"
   },
   "private": true,
   "scripts": {