message: update clamp test case
diff: @@ -241,7 +241,7 @@ TEST(Converters, ATenRsubWithScalarConvertsCorrectly) {
  TEST(Converters, ATenClampMinConvertsCorrectly) {
  const auto graph = R"IR(
  graph(%x.1 : Tensor):
  - %2 : int = prim::Constant[value=1.5]()
  + %2 : float = prim::Constant[value=1.5]()
  %3 : None = prim::Constant()
  %4 : Tensor = aten::clamp(%x.1, %2, %3)
  return (%4))IR";
  @@ -251,7 +251,7 @@ TEST(Converters, ATenClampMinConvertsCorrectly) {
  TEST(Converters, ATenClampMaxConvertsCorrectly) {
  const auto graph = R"IR(
  graph(%x.1 : Tensor):
  - %2 : int = prim::Constant[value=3.5]()
  + %2 : float = prim::Constant[value=3.5]()
  %3 : None = prim::Constant()
  %4 : Tensor = aten::clamp(%x.1, %3, %2)
  return (%4))IR";
  @@ -261,8 +261,8 @@ TEST(Converters, ATenClampMaxConvertsCorrectly) {
  TEST(Converters, ATenClampMinMaxConvertsCorrectly) {
  const auto graph = R"IR(
  graph(%x.1 : Tensor):
  - %2 : int = prim::Constant[value=3.5]()
  - %3 : int = prim::Constant[value=1.5]()
  + %2 : float = prim::Constant[value=3.5]()
  + %3 : float = prim::Constant[value=1.5]()
  %4 : Tensor = aten::clamp(%x.1, %3, %2)
  return (%4))IR";
  pointwise_test_helper(graph, true);
  