remove health info

* Sending health about websockets over websockets is not a great idea.
* I tried sending health data via prometheus and encountered problems
that will need PR's to prometheus_client library to solve. Circle back
to this later.

awx/main/routing.py

@@ -7,7 +7,6 @@ from . import consumers
 websocket_urlpatterns = [
     url(r'websocket/$', consumers.EventConsumer),
     url(r'websocket/broadcast/$', consumers.BroadcastConsumer),
-    url(r'websocket/health/$', consumers.HealthConsumer),
 ]
 
 application = ProtocolTypeRouter({