message: Add Equal to list of supported operators for TOCO
diff: @@ -57,7 +57,7 @@ bool SupportsQuantization(const Operator& op) {
  type == OperatorType::kDepthToSpace ||
  type == OperatorType::kLstmCell || type == OperatorType::kGather ||
  type == OperatorType::kTranspose || type == OperatorType::kMean ||
  - type == OperatorType::kGreater ||
  + type == OperatorType::kEqual || type == OperatorType::kGreater ||
  type == OperatorType::kGreaterEqual || type == OperatorType::kLess ||
  type == OperatorType::kLessEqual || type == OperatorType::kSelect ||
  type == OperatorType::kArgMax || type == OperatorType::kRelu ||
  