Try not use 'USA' abbreviation in test dataset to avoid ordering issues

Author: alex-kulakov

Orm/Xtensive.Orm.Tests/Linq/OrderByTest.cs

@@ -99,7 +99,7 @@ public void OrderByAnonymous2Test()
     [Test]
     public void OrderByDescendingTest()
     {
-      Require.ProviderIsNot(StorageProvider.Sqlite | StorageProvider.Firebird | StorageProvider.MySql, "Different ordering");
+      //Require.ProviderIsNot(StorageProvider.Sqlite | StorageProvider.Firebird | StorageProvider.MySql, "Different ordering");
 
       var serverOrdered = Session.Query.All<Customer>()
         .OrderByDescending(c => c.Address.Country).ThenByDescending(c => c.CustomerId)

Orm/Xtensive.Orm.Tests/ObjectModel/ChinookDO.cs

@@ -1,4 +1,4 @@
-// Copyright (C) 2010 Xtensive LLC.
+// Copyright (C) 2010 Xtensive LLC.
 // All rights reserved.
 // For conditions of distribution and use, see license.
 // Created by: Denis Kudelin
@@ -153,7 +153,9 @@ public override void Import(Dictionary<string, object> fields, ImportContext con
             StreetAddress = (string) fields["StreetAddress"],
             City = (string) fields["City"],
             State = (string) fields["State"],
-            Country = (string) fields["Country"],
+            // USA and United Kingdom, depending on runtime and/or RDBMS, can be differently ordered
+            // so not having abbreviation should resolve this issue.
+            Country = ((string) fields["Country"]).Replace("USA", "United States", StringComparison.Ordinal),
             PostalCode = (string) fields["PostalCode"],
           },
           Phone = (string) fields["Phone"],