Remove domestic attribute from wolves on polar sea.

This made entites use slaughter against the wolves instead of normal
attacks.
After b97d251322 the class is not needed anymore to be able to move the
wolves.

The fix of the wolves stacking in one place is deferred.

Patch by: @Dunedan
Differential Revision: D2771
Reviewed by: @wraitii
Comments by: @elexis
This was SVN commit r24359.

binaries/data/mods/public/maps/random/polar_sea.js

@@ -12,7 +12,7 @@ var tShore = "polar_ice_snow";
 var tWater = "polar_ice_c";
 
 var oArcticFox = "gaia/fauna_fox_arctic";
-var oArcticWolf = "gaia/fauna_wolf_arctic_domestic";
+var oArcticWolf = "gaia/fauna_wolf_arctic_violent";
 var oMuskox = "gaia/fauna_muskox";
 var oWalrus = "gaia/fauna_walrus";
 var oWhaleFin = "gaia/fauna_whale_fin";

binaries/data/mods/public/maps/random/polar_sea_triggers.js

@@ -1,6 +1,6 @@
 const debugLog = false;
 
-var attackerTemplate = "gaia/fauna_wolf_arctic_domestic";
+var attackerTemplate = "gaia/fauna_wolf_arctic_violent";
 
 var minWaveSize = 1;
 var maxWaveSize = 3;