feat(alert-rule): Update settings data structure (#4663)

Author: NisanthanNanthakumar

src/docs/product/integrations/integration-platform/webhooks.mdx

@@ -109,6 +109,7 @@ actor
       'name': 'Sentry',
     },
 ```
+
 <Note>
 
 You cannot set up a custom payload. Instead, we suggest setting up a server/service that proxies our webhook into a request that fits your use case.
@@ -227,7 +228,6 @@ The following two fields are for [Alert Rule Action UI Components](/product/inte
 - type: object
 - description: the saved configurations for routing the alert within the external service
 
-
 #### Payload
 
 ```json
@@ -440,9 +440,12 @@ The following two fields are for [Alert Rule Action UI Components](/product/inte
     "triggered_rule": "Very Important Alert Rule!"
     "issue_alert": {
       "title": "Very Important Alert Rule!",
-      "settings": {
-         "channel": "#general",
-      }
+      "settings": [
+        {
+          "name":"channel",
+          "value": "#general"
+        }
+      ]
     }
   },
   "installation": {
@@ -508,7 +511,6 @@ The following field is for [Alert Rule Action UI Components](/product/integratio
 - type: object
 - description: the saved configuration for routing the alert within the external service
 
-
 #### Payload
 
 <Note>