Fix reset_ids test with Trilogy adapter (#93)

aafa5b2 was merged after
7da2abe, and did not handle Trilogy.

lib/database_cleaner/active_record/deletion.rb

@@ -29,7 +29,7 @@ def delete_table connection, table_name
 
       def reset_id_sequence connection, table_name
         case connection.adapter_name
-        when 'Mysql2'
+        when 'Mysql2', 'Trilogy'
           connection.execute("ALTER TABLE #{table_name} AUTO_INCREMENT = 1;")
         when 'SQLite'
           connection.execute("delete from sqlite_sequence where name='#{table_name}';")