chore(cloudflare): Add jsonc snippet to cloudflare readme (#15994)

ref getsentry/sentry-docs#13257 and
getsentry/sentry-wizard#824

Author: AbhiPrasad

packages/cloudflare/README.md

@@ -22,16 +22,21 @@ To get started, first install the `@sentry/cloudflare` package:
 npm install @sentry/cloudflare
 ```
 
-Then set either the `nodejs_compat` or `nodejs_als` compatibility flags in your `wrangler.toml`. This is because the SDK
-needs access to the `AsyncLocalStorage` API to work correctly.
-
-```toml
-compatibility_flags = ["nodejs_compat"]
-# compatibility_flags = ["nodejs_als"]
+Then either set the `nodejs_als` or `nodejs_compat` compatibility flags in your `wrangler.jsonc`/`wrangler.toml` config. This is because the SDK needs access to the `AsyncLocalStorage` API to work correctly.
+
+```jsonc {tabTitle:JSON} {filename:wrangler.jsonc}
+{
+  "compatibility_flags": [
+    "nodejs_als"
+    // "nodejs_compat"
+  ]
+}
 ```
 
-Then you can either setup up the SDK for [Cloudflare Pages](#setup-cloudflare-pages) or
-[Cloudflare Workers](#setup-cloudflare-workers).
+```toml {tabTitle:Toml} {filename:wrangler.toml}
+compatibility_flags = ["nodejs_als"]
+# compatibility_flags = ["nodejs_compat"]
+```
 
 ## Setup (Cloudflare Pages)