message: lite: enable op kSparseToDense for quantization in toco
diff: @@ -67,11 +67,14 @@ bool SupportsQuantization(const Operator& op) {
  type == OperatorType::kUnpack || type == OperatorType::kTopK_V2 ||
  type == OperatorType::kRandomUniform ||
  type == OperatorType::kResizeNearestNeighbor ||
  - type == OperatorType::kPRelu || type == OperatorType::kReduceMax ||
  + type == OperatorType::kPRelu ||
  + type == OperatorType::kReduceMax ||
  type == OperatorType::kReduceMin ||
  type == OperatorType::kTransposeConv ||
  type == OperatorType::kMatrixSetDiag ||
  - type == OperatorType::kMatrixDiag || type == OperatorType::kHardSwish;
  + type == OperatorType::kMatrixDiag ||
  + type == OperatorType::kSparseToDense ||
  + type == OperatorType::kHardSwish;
  }
  // The quantized op allows output arrays of type float using
  