Revert "Warn our users about Nova API in WSGI with Apache"

This issue has been resolved in master and will be fixed in Pike.

This reverts commit beeb6a8925.

Change-Id: Ia9718bedb532b7bdd94b90adf60830d286631794

manifests/wsgi/apache_api.pp

@@ -110,8 +110,6 @@ class nova::wsgi::apache_api (
     fail('::nova::api class must be declared in composition layer.')
   }
 
-  warning('deploying Nova API in WSGI with Apache is not recommended by Nova team. See LP#1661360.')
-
   ::openstacklib::wsgi::apache { 'nova_api_wsgi':
     bind_host                 => $bind_host,
     bind_port                 => $api_port,

releasenotes/notes/nova_wsgi-a9ee8c336a67a7ac.yaml

@@ -1,5 +0,0 @@
----
-issues:
-  - Using nova::wsgi::apache_api to deploy Nova in WSGI with Apache is not
-    recommended by Nova team. See `bug 1661360
-    <https://bugs.launchpad.net/nova/+bug/1661360>`__.