fill op error message enhancement. test=develop (#23560)

fill op error message enhancement

paddle/fluid/operators/fill_op.cc

@@ -44,8 +44,7 @@ class FillOp : public framework::OperatorWithKernel {
   using framework::OperatorWithKernel::OperatorWithKernel;
 
   void InferShape(framework::InferShapeContext* context) const override {
-    PADDLE_ENFORCE_EQ(context->HasOutput("Out"), true,
+    OP_INOUT_CHECK(context->HasOutput("Out"), "Output", "Out", "Fill");
-                      "Output(Out) of FillOp should not be null.");
     auto& shape = context->Attrs().Get<std::vector<int>>("shape");
     context->SetOutputDim("Out", framework::make_ddim(shape));
   }