title: Is it good idea to declare config object in uvm_sequence_item
body: <p>I need to parametrize the <code>uvm_sequence_item</code> as my signal width change based on configuration.<br>
  Is it good idea to declare configuration object inside uvm_sequence_item? </p>
  
  <p>Or is it possible to parametrize <code>uvm_sequence_item</code> like following?:</p>
  
  <p><code>class my_sequence#(int width) extends uvm_sequence_item;</code></p>