Apply suggestions from code review

Author: jane-intel

src/core/src/op/constant.cpp

@@ -658,12 +658,16 @@ bool Constant::has_evaluate() const {
 }
 
 bool Constant::evaluate_lower(TensorVector& outputs) const {
+    if (!outputs.empty() && outputs[0].get_element_type() != m_element_type)
+        return evaluate(outputs, {}); // for TypeRelaxed<Constant>
     outputs.resize(1);
     outputs[0] = get_tensor_view();
     return get_data_ptr() != nullptr;
 }
 
 bool Constant::evaluate_upper(TensorVector& outputs) const {
+    if (!outputs.empty() && outputs[0].get_element_type() != m_element_type)
+        return evaluate(outputs, {}); // for TypeRelaxed<Constant>
     outputs.resize(1);
     outputs[0] = get_tensor_view();
     return get_data_ptr() != nullptr;