Prevent issues caused by respawn_west marker being moved

Vanilla commit:

39bcedb4b6

SQF/dayz_code/init/variables.sqf

@@ -492,6 +492,8 @@ switch (dayz_presets) do {
 	};
 };
 
+respawn_west_original = getMarkerPos "respawn_west"; //Prevent problems caused by cheaters moving respawn_west marker with setMarkerPos or deleteMarker
+
 switch (toLower worldName) do {
 	case "napf";
 	case "sauerland" : {dayz_minpos = -1000; dayz_maxpos = 26000;};