fixed templates link (#18353)

The packages link went to a 404 page.

Author: PierBover

src/content/docs/pages/get-started/c3.mdx

@@ -166,7 +166,7 @@ bun create cloudflare@latest [--] [<DIRECTORY>] [OPTIONS] [-- <NESTED ARGS...>]
     - `wrangler.toml`
     - `src/` containing a worker script referenced from `wrangler.toml`
 
-    See the [templates folder](https://github.com/cloudflare/workers-sdk/tree/main/templates) of this repo for more examples.
+    See the [templates folder](https://github.com/cloudflare/workers-sdk/tree/main/packages/create-cloudflare/templates) of this repo for more examples.
 
 - `--deploy` boolean (default: true) optional
 
@@ -254,4 +254,4 @@ You can always re-enable telemetry collection.
   type="create"
   pkg="cloudflare@latest"
   args="telemetry enable"
-/>
+/>