made it so AI players have an empty description in multiplayer games

src/multiplayer.cpp

@@ -419,6 +419,7 @@ void play_multiplayer(display& disp, game_data& units_data, config cfg,
 				} else if(result < int(choices.size()/3)*2) {
 					controller = "ai";
 					result -= choices.size()/3;
+					sides[res]->values["description"] = "";
 				} else {
 					controller = "network";
 					result -= (choices.size()/3)*2;