Change sort order of ordergroups to ascending

Since we sort usually sort list ascending it seams strange to do this
different for ordergroups. So align the sort order with the other lists.

app/controllers/foodcoop/ordergroups_controller.rb

@@ -1,7 +1,7 @@
 class Foodcoop::OrdergroupsController < ApplicationController
   
   def index
-    @ordergroups = Ordergroup.undeleted.order('name DESC')
+    @ordergroups = Ordergroup.undeleted.order('name')
 
     unless params[:name].blank? # Search by name
       @ordergroups = @ordergroups.where('name LIKE ?', "%#{params[:name]}%")