Fix format. Try compile on Windows.

src/ftxui/dom/node.cpp

@@ -10,7 +10,7 @@ Node::Node(std::vector<std::unique_ptr<Node>> children)
 Node::~Node() {}
 
 void Node::ComputeRequirement() {
-  for(auto& child : children)
+  for (auto& child : children)
     child->ComputeRequirement();
 }
 
@@ -19,20 +19,20 @@ void Node::SetBox(Box box) {
 }
 
 void Node::Render(Screen& screen) {
-  for(auto& child : children)
+  for (auto& child : children)
     child->Render(screen);
 }
 
 void Render(Screen& screen, Node* node) {
   // Step 1: Find what dimension this elements wants to be.
   node->ComputeRequirement();
-  
+
   Box box;
   box.x_min = 0;
   box.y_min = 0;
   box.x_max = screen.dimx() - 1;
   box.y_max = screen.dimy() - 1;
-  
+
   // Step 2: Assign a dimension to the element.
   node->SetBox(box);
   screen.stencil = box;