fix links on index page

website/content/docs/connect/proxies/index.mdx

@@ -31,7 +31,6 @@ Consul has first-class support for Envoy proxies, which is a highly configurable
 
 - [Envoy proxy reference](/consul/docs/connect/proxies/envoy)
 - [Envoy API documentation](https://www.envoyproxy.io/docs/envoy/v1.17.2/api-docs/xds_protocol)
-- [Envoy website](https://www.envoyproxy.io)
 
 You can use Consul's built-in proxy service that supports L4 network traffic, which is suitable for testing and development but not recommended for production environments. Refer to the [built-in proxy reference](/consul/docs/connect/proxies/builtin) for additional information.