Incident_io README changes with new shortcode and webhook_config.json (DataDog#23194)

* Test Incident_io README changes with new shortcode

* Add webhook_config.json

Author: moreauowen

incident_io/README.md

@@ -8,17 +8,15 @@ Integrate your incident.io account with Datadog to gain insights into incident-r
 
 ## Setup
 
-Follow the instructions on the Datadog tile to configure this integration for incident.io incident events through a Webhook.
-
-### Configuration
+### Webhook Configuration
 
 Configure the Datadog endpoint to forward events of incident.io incidents as logs to Datadog. For more details, see the incident.io [webhooks][2] documentation.
 
-1. Select an existing API key or create a new one in Datadog.
-2. Log in to your [incident.io account][3] as an organization owner.
+1. {{< integration-api-key-picker >}}
+2. Log in to your [incident.io account][3] as org owner.
 3. Go to **Settings > Webhooks**.
 4. Click **Add Endpoint**.
-5. Paste the webhook URL generated in Step 1.
+5. Fill in the webhook URL that you generated above.
 6. Select the type of incident events that you want to push to Datadog under the **Subscribe to events** section.
 7. Click **Create**.
 

incident_io/assets/webhook_config.json

@@ -0,0 +1,4 @@
+{
+    "type": "url",
+    "source": "incident-io"
+}