update docs

docs/ContribOperators.md

@@ -454,7 +454,7 @@ This version of the operator has been available since version 1 of the 'com.micr
 <dt><tt>decoder_input_ids</tt> (optional) : I</dt>
 <dd>The forced input id sequence for the decoder subgraph. Shape is (batch_size, initial_sequence_length)</dd>
 <dt><tt>logits_processor</tt> (optional) : I</dt>
-<dd>Specific logits processor indicator for beamsearch models. Shape is (1)</dd>
+<dd>Specific logits processor for different types of beamsearch models. Default value 0 means no specific logit processor. Accepts value >= 0. Shape is (1)</dd>
 </dl>
 
 #### Outputs (1 - 3)