Fix 'Deploy your bucket' copy that should be 'Deploy your Worker' (#25444)

Author: WillTaylorDev

src/content/docs/r2/api/workers/workers-api-usage.mdx

@@ -268,7 +268,7 @@ Enter the secret text you'd like assigned to the variable AUTH_KEY_SECRET on the
 
 This secret is now available as `AUTH_KEY_SECRET` on the `env` parameter in your Worker.
 
-## 6. Deploy your bucket
+## 6. Deploy your Worker
 
 With your Worker and bucket set up, run the `npx wrangler deploy` [command](/workers/wrangler/commands/#deploy) to deploy to Cloudflare's global network: