[Doc] fix some mistakes

src/graph/OpArgs.cpp

@@ -22,10 +22,10 @@ std::shared_ptr<Aidge::GraphView> Aidge::Sequential(std::initializer_list<OpArgs
             assert(static_cast<std::size_t>(elt.node()->getNbFreeDataInputs()) >= gv->outputNodes().size());
             /* 
             *  /!\ mn.view()->outputNodes() is a set, order of Nodes cannot be guaranted.
-            *  Prefer a functional descrition for detailed inputs
+            *  Prefer a functional description for detailed inputs
             */
             for (const std::shared_ptr<Node>& node_ptr : gv->outputNodes()) {
-                node_ptr -> addChild(elt.node()); // already check that node_ptr->nbOutput == 1
+                node_ptr -> addChild(elt.node()); // already checks that node_ptr->nbOutput() == 1
             }
             gv->add(elt.node());
         }