backport of commit 2ca51448e869cec0b3091dd602fa6bae72607f0a (#17698)

Co-authored-by: Chris Thain <chris.m.thain@gmail.com>

website/content/docs/connect/proxies/envoy-extensions/configuration/property-override.mdx

@@ -17,7 +17,7 @@ The following list outlines the field hierarchy, data types, and requirements fo
 
 Click on a property name to view additional details, including default values.
   
-- [`ProxyType`](#proxytype): string | required 
+- [`ProxyType`](#proxytype): string | `connect-proxy`
 - [`Debug`](#debug): bool | `false` 
 - [`Patches`](#patches): list | required
    - [`ResourceFilter`](#patches-resourcefilter): map         
@@ -69,7 +69,6 @@ Specifies the type of Envoy proxy that the extension applies to. The only suppor
 #### Values
 
 - Default: `connect-proxy`
-- This field is required.
 - Data type: String 
 
 ### `Debug`

website/content/docs/connect/proxies/envoy-extensions/usage/lua.mdx

@@ -15,11 +15,9 @@ Envoy filters support setting and getting dynamic metadata, allowing a filter to
 
 To use the Lua Envoy extension, configure the following arguments in the `EnvoyExtensions` block:
 
-| Arguments      | Description                                                                                      |
-| -------------- | ------------------------------------------------------------------------------------------------ |
-| `ProxyType`    | Determines the proxy type the extension applies to. The only supported value is `connect-proxy`. |
-| `ListenerType` | Specifies if the extension is applied to the `inbound` or `outbound` listener.                   |
-| `Script`       | The Lua script that is configured to run by the HTTP Lua filter.                                 |
+- `ProxyType`: string | `connect-proxy` - Determines the proxy type the extension applies to. The only supported value is `connect-proxy`.
+- `ListenerType`: string | required - Specifies if the extension is applied to the `inbound` or `outbound` listener.
+- `Script`: string | required - The Lua script that is configured to run by the HTTP Lua filter.
 
 ## Workflow
 
@@ -49,7 +47,6 @@ Name = "global"
 Protocol = "http"
 EnvoyExtensions {
   Name = "builtin/lua"
-  
   Arguments = {
     ProxyType = "connect-proxy"
     Listener  = "inbound"
@@ -159,7 +156,7 @@ $ kubectl apply lua-envoy-extension-proxy-defaults.yaml
 
 In the following example, the `service-defaults` configure the Lua Envoy extension to insert the HTTP Lua filter for service `myservice` and add the Consul service name to the`x-consul-service` header for all inbound requests. The `ListenerType` makes it so that the extension applies only on the inbound listener of the service's connect proxy.
 
-<CodeBlockConfig filename="lua-envoy-extension.json">
+<CodeBlockConfig filename="lua-envoy-extension.hcl">
 
 ```hcl
 Kind = "service-defaults"
@@ -188,7 +185,7 @@ Alternatively, you can apply the same extension configuration to [`proxy-default
 
 You can also specify multiple Lua filters through the Envoy extensions. They will not override each other.
 
-<CodeBlockConfig filename="lua-envoy-extension.json">
+<CodeBlockConfig filename="lua-envoy-extension.hcl">
 
 ```hcl
 Kind = "service-defaults"

website/content/docs/connect/proxies/envoy-extensions/usage/property-override.mdx

@@ -39,21 +39,23 @@ EnvoyExtensions = [
   {
     Name = "builtin/property-override"
     Arguments = {
-      ProxyType = "connect-proxy",
+      ProxyType = "connect-proxy"
       Patches = [
         {
           ResourceFilter  = {
-	     ResourceType  = "cluster", 
+            ResourceType     = "cluster"
             TrafficDirection = "outbound"
             Services = [{
                Name =  "other-svc"
-            }],
+            }]
+          }
           Op    = "add"
-          Path = "/upstream_connection_options/tcp_keepalive/keepalive_probes",
-          Value = 5,
+          Path  = "/upstream_connection_options/tcp_keepalive/keepalive_probes"
+          Value = 5
         }
       ]
     }
+  }
 ]
 ```
 </CodeBlockConfig>