Remove previous code

src/graph/Node.cpp

@@ -43,11 +43,6 @@ Aidge::Connector Aidge::Node::operator()(const std::vector<Connector>& ctors) {
         assert((gk_IODefaultIndex == input(i).second) &&
                "At least one input connection is not free.\n");
     }
-    // for (std::pair<std::shared_ptr<Node>, IOIndex_t>& input : inputs()) {
-    //     assert((gk_IODefaultIndex == input.second) &&
-    //            "At least one input connection is not free.\n");
-    //     (void)input;  // avoid unused warning
-    // }
     IOIndex_t i = 0;
     for (const Connector& ctor : ctors) {
         if (ctor.node() != nullptr) {  // ctor must be associated with a node