Update power_grid_model_c/power_grid_model/include/power_grid_model/optimizer/tap_position_optimizer.hpp

Co-authored-by: Martijn Govers <martijn.govers@alliander.com>
Signed-off-by: Jerry Guo <6221579+Jerry-Jinfeng-Guo@users.noreply.github.com>

Author: Jerry-Jinfeng-Guo

power_grid_model_c/power_grid_model/include/power_grid_model/optimizer/tap_position_optimizer.hpp

@@ -324,8 +324,8 @@ inline auto get_edge_weights(TransformerGraph const& graph) -> TrafoGraphEdgePro
         // |   C   |    B    | [A<->B], [C->A], [C->B] |
         // |   C   |    C    | [A<->B], [A->C], [A->B] |
         // In two winding trafo, the edge is always pointing to the control side; in three winding trafo edges, the
-        // one directional edges are always pointing towards the control side or the node connected to the control
-        // side via the two directional edge if there exists one. For delta configuration ABC, the above
+        // unidirectional edges are always pointing towards the control side and the node connected to the control
+        // side via the bidirectional edge (if it exists). For delta configuration ABC, the above
         // situations can happen.
         // The logic still holds in meshed grids, albeit operating a more complex graph.
         if (edge_src_rank != edge_tgt_rank - 1) {