Fixed comment

propulsion_design/src/engine_design/engine_design.cpp

@@ -72,7 +72,7 @@ namespace design
         file.close();
     }
 
-     // Funktion, die die Werte in DeckData skaliert
+     // Scale values in DeckData
     auto EngineDesigner::scale_deck_data_values(DeckData &deck_data, double efficiency_factor) -> DeckData
     {
         double technology_factor = 1+(1-efficiency_factor);