Update api.intercom.io.yaml (#321)

* Update api.intercom.io.yaml

* Update api.intercom.io.yaml

Author: LydiaKoil

descriptions/0/api.intercom.io.yaml

@@ -15588,7 +15588,7 @@ components:
           - assumed_resolution
           - confirmed_resolution
           - routed_to_team
-          - abandoned
+          - negative_feedback
           -
           example: assumed_resolution
           nullable: true