Update description.ext

Author: Xeno69

co30_Domination.Altis/description.ext

@@ -876,7 +876,7 @@ class Params {
 	class d_with_minefield {
 		title = "$STR_DOM_MISSIONSTRING_1960";
 		values[] = {0,1};
-		default = 0;
+		default = 1;
 		texts[] = {"$STR_DOM_MISSIONSTRING_922","$STR_DOM_MISSIONSTRING_1007"};
 	};