docs: updating gateway docs to include new timeoutPolicy config (radius-project#1447)

* docs: updating gateway docs to include new timeoutPolicy config

Signed-off-by: Nick Beenham <Nicholas_Beenham@cable.comcast.com>

* Update docs/content/reference/resource-schema/core-schema/gateway/index.md

Signed-off-by: Will <28876888+willtsai@users.noreply.github.com>

---------

Signed-off-by: Nick Beenham <Nicholas_Beenham@cable.comcast.com>
Signed-off-by: Will <28876888+willtsai@users.noreply.github.com>
Co-authored-by: Will <28876888+willtsai@users.noreply.github.com>
Signed-off-by: Vishwanath Hiremath <vhiremath@microsoft.com>

Author: 2 people

docs/content/reference/resource-schema/core-schema/gateway/index.md

@@ -35,6 +35,13 @@ weight: 401
 | destination | y | The service to route traffic to, in the form `'[scheme]://[serviceName]:[port]'` | `'http://backend:80'`
 | replacePrefix | n | The prefix to replace in the incoming request path that is sent to the destination route. | `'/'`
 | enableWebsockets | n | Enables websocket support for the route. Defaults to false. | `true`
+| timeoutPolicy | n | The timeout policy for the route. | See [below](#timeout-policy)
+
+##### Timeout Policy
+| Key  | Required | Description | Example |
+|------|:--------:|-------------|---------|
+| request | n | The timeout for the request in seconds. Defaults to 15 seconds. | `30s`
+| backendRequest | n | The timeout for the backend request in seconds. Defaults to 15 seconds. | `30s`
 
 #### Hostname