message: Onehot implementation cleanup
diff: // SPDX-License-Identifier: Apache-2.0
  //
  -#include <iostream>
  -
  #include "plaidml_ops.hpp"
  #include "plaidml_util.hpp"
  @@ -21,7 +19,7 @@ void registerOneHot() {
  IE_ASSERT(ctx.operands.size() == 4);
  auto indices = ctx.operands.at(0);
  - auto depth = get_shape_from_constant_operand(1, ctx.layer); // ctx.operands.at(1);
  + auto depth = get_shape_from_constant_operand(1, ctx.layer);
  auto on_value = ctx.operands.at(2);
  auto off_value = ctx.operands.at(3);
  auto* layer = ngraph::as_type<ngraph::opset1::OneHot>(ctx.layer);
  