fix quantizedLinear layer feeds into grapg output

Author: saurabhkale17

onnxruntime/core/providers/openvino/qdq_transformations/qdq_stripping.cc

@@ -346,7 +346,7 @@ static bool CheckQFeedsIntoQuantizedOutput(const NodeUnit& node_unit,
   auto op_of_quantized_layer = node_unit.Outputs();
   for (auto& itr : op_of_quantized_layer) {
     auto it = graph_op_data_type.find(itr.node_arg.Name());
-    if (it != graph_op_data_type.end() && it->second == "tensor(uint8)") {
+    if (it != graph_op_data_type.end() && (it->second == "tensor(uint8)" || it->second == "tensor(uint16)")) {
       return true;
     }
   }
@@ -369,6 +369,11 @@ static bool CheckQRuleSet(const NodeUnit& node_unit,
     graph_op_data_type[src_graph.GetNodeArg(ops->Name())->Name()] = ops->Type()->data();
   }
 
+  // check If any quantized node feeds into the src graph output
+  if (CheckQFeedsIntoQuantizedOutput(node_unit, std::move(graph_op_data_type))) {
+    return true;
+  }
+
   // If UInt16 Q, don't keep it
   if (GetQDQDataType(q_node) == DT_UINT16 || GetQDQDataType(q_node) == DT_INT16) {
     reason = SkipReason::Int16QDQ;
@@ -381,9 +386,7 @@ static bool CheckQRuleSet(const NodeUnit& node_unit,
   } else if (op_type == "Add") {
     // Add keeps all Qs
     return true;
-  } else if (CheckQFeedsIntoQuantizedOutput(node_unit, std::move(graph_op_data_type))) {
-    return true;
-  } else {
+  }  else {
     // Keep Q of an unsupported Op only if the target that succeeds it is a supported Op in this list
     return IsNextTargetNodeOfQValid(q_node, &target_node, src_graph, {"Conv", "Add", "MatMul"}, false);
   }