Fix bug where map connections didn't visually update when switching back to the collision view

editor.cpp

@@ -58,6 +58,7 @@ void Editor::setEditingMap() {
 void Editor::setEditingCollision() {
     current_view = collision_item;
     if (collision_item) {
+        displayMapConnections();
         collision_item->draw();
         collision_item->setVisible(true);
         setConnectionsVisibility(true);