Fix regression in fdc3-agent-proxy test case 'Intent Listeners Work'

Author: kriswest

packages/fdc3-agent-proxy/test/features/intent-listener.feature

@@ -12,7 +12,7 @@ Feature: Intent Listeners
     And messaging receives "{intentMessageOne}"
     Then "{intents}" is an array of objects with the following contents
       | context.type    | context.name | metadata.source.appId |
-      | fdc3.instrument | Apple        | some-app-id           |
+      | fdc3.instrument | Apple        | cucumber-app           |
     And messaging will have posts
       | type                |
       | intentResultRequest |