make step more clearly optional

Author: ethanpalm

advanced/subpath/cloudflare.mdx

@@ -21,7 +21,7 @@ Create a Cloudflare Worker by following the [Cloudflare Workers getting started
 
 ### Proxies with Vercel deployments
 
-When using Cloudflare as a proxy with Vercel deployments, you must ensure proper configuration to avoid conflicts with Vercel's domain verification and SSL certificate provisioning.
+If you use Cloudflare as a proxy with Vercel deployments, you must ensure proper configuration to avoid conflicts with Vercel's domain verification and SSL certificate provisioning.
 
 Improper proxy configuration can prevent Vercel from provisioning Let's Encrypt SSL certificates and cause domain verification failures.