MB-16232: Only print an error for no ramsize set during cluster-init
MB-16232: Only print an error for no ramsize set during cluster-init

The user is not required to update the ram quota during cluster edit

Change-Id: I79a433751596d3699cd97040a81d9d3539b25aca
Reviewed-on: http://review.couchbase.org/56058
Reviewed-by: Eben Haber <d1abc94d70526bfcf3e4b0ce727cb9a6fbb52a3a@couchbase.com>
Reviewed-by: Steve Yen <ef850f73f7832052d3c6d9b5ddd3a1716d9a57f1@gmail.com>
Tested-by: Michael Wiederhold <a17fed27eaa842282862ff7c1b9c8395a26ac320@couchbase.com>

couchbase/couchbase-cli,couchbase/couchbase-cli