Updated API from documentation release

Author: ct-sdks[bot]

api-specs/api/types/extension/ExtensionTrigger.raml

@@ -6,7 +6,7 @@ properties:
   resourceTypeId:
     type: ExtensionResourceTypeId
     description: |
-      `cart`, `order`, `payment`, `customer`, `quote-request`, `staged-quote`, `quote`, `business-unit`, and `shopping-list` are supported.
+      `cart`, `order`, `payment`, `customer`, `customer-group`, `quote-request`, `staged-quote`, `quote`, `business-unit`, and `shopping-list` are supported.
   actions:
     type: ExtensionAction[]
     description: |