message: fix: modify comment
diff: @@ -1290,8 +1290,8 @@ Status AddFusedContractionNode(RemapperContext* ctx,
  const NodeDef& add = graph->node(matched.add);
  contraction_node.set_name(add.name());
  contraction_node.set_device(contraction.device());
  - contraction_node.add_input(contraction.input(0)); // 0: input
  - contraction_node.add_input(contraction.input(1)); // 1: filter
  + contraction_node.add_input(contraction.input(0)); // 0: input(conv) / a (matmul)
  + contraction_node.add_input(contraction.input(1)); // 1: filter(conv) / b (matmul)
  contraction_node.add_input(bias_add.input(1)); // 2: bias
  // Add OP has two inputs, one is conv+bias/matmul+bias pattern matched
  