MiqServer#description - most models have desc

If the server name is nil, then code sometimes blows up
This defines the description on miq server so it acts like most
of our other models displayed in the ui

app/models/miq_server.rb

@@ -19,6 +19,8 @@ class MiqServer < ApplicationRecord
   acts_as_miq_taggable
   include RelationshipMixin
 
+  alias_attribute :description, :name
+
   belongs_to              :vm, :inverse_of => :miq_server
   belongs_to              :zone
   has_many                :messages,  :as => :handler, :class_name => 'MiqQueue'

spec/models/miq_server_spec.rb

@@ -456,4 +456,11 @@
       expect(miq_server.zone_description).to eq(zone.description)
     end
   end
+
+  describe "#description" do
+    it "doesnt blowup" do
+      s = described_class.new(:name => "name")
+      expect(s.description).to eq(s.name)
+    end
+  end
 end