Spec fix for MultipleFilterSearchRequest

Author: eyw520

descriptions/2.11/api.intercom.io.yaml

@@ -15670,6 +15670,11 @@ components:
         - body
         - message_type
         - conversation_id
+    multiple_or_single_filter_search_request:
+      title: Multiple or Single Filter Search Request
+      oneOf:
+        - "$ref": "#/components/schemas/multiple_filter_search_request"
+        - "$ref": "#/components/schemas/single_filter_search_request"
     multiple_filter_search_request:
       title: Multiple Filter Search Request
       description: Search using Intercoms Search APIs with more than one filter.
@@ -15683,17 +15688,9 @@ components:
           description: An operator to allow boolean inspection between multiple fields.
           example: AND
         value:
-          oneOf:
-          - type: array
-            description: Add mutiple filters.
-            title: multiple filter search request
-            items:
-              "$ref": "#/components/schemas/multiple_filter_search_request"
-          - type: array
-            description: Add a single filter field.
-            title: single filter search request
-            items:
-              "$ref": "#/components/schemas/single_filter_search_request"
+          type: array
+          items:
+            "$ref": "#/components/schemas/multiple_or_single_filter_search_request"
     news_item:
       title: News Item
       type: object