Bump wrangler from 2.6.2 to 2.20.2 in /examples/neon-cloudflare

Bumps [wrangler](https://github.com/cloudflare/workers-sdk/tree/HEAD/packages/wrangler) from 2.6.2 to 2.20.2.
- [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
...

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

examples/neon-cloudflare/package.json

@@ -23,6 +23,6 @@
 		"drizzle-kit": "^0.16.8",
 		"postgres": "^3.3.3",
 		"typescript": "^4.9.4",
-		"wrangler": "2.6.2"
+		"wrangler": "2.20.2"
 	}
 }