Make choices trigger goodbye if Goodbye is used (fixes #3897)

CHANGELOG.md

@@ -1,5 +1,6 @@
 0.45.0
 ------
+    Feature #3897: Have Goodbye give all choices the effects of Goodbye
     Bug #4293: Faction members are not aware of faction ownerships in barter
     Bug #4426: RotateWorld behavior is incorrect
     Bug #4433: Guard behaviour is incorrect with Alarm = 0

apps/openmw/mwgui/dialogue.cpp

@@ -635,6 +635,11 @@ namespace MWGui
 
     void DialogueWindow::onChoiceActivated(int id)
     {
+        if (mGoodbye)
+        {
+            onGoodbyeActivated();
+            return;
+        }
         MWBase::Environment::get().getDialogueManager()->questionAnswered(id, mCallback.get());
         updateTopics();
     }