Remove obsolete Zmaj Volk references from code and story

src/systems/AlbumCollectionSystem.js

@@ -125,11 +125,11 @@ export default class AlbumCollectionSystem {
         // Mutants
         this.registerEntry('mutant_troll', {
             category: 'mutants',
-            name: 'Zmaj-Volk (Dragon-Wolf)',
-            description: 'Legendary final boss. Hybrid of dragon and wolf.',
+            name: 'Alpha Troll King',
+            description: 'The ultimate weapon. Leader of all infected.',
             rarity: 'legendary',
-            icon: '🐉',
-            lore: 'Created by Black Serpent Initiative as the ultimate weapon.'
+            icon: '👹',
+            lore: 'Created at the Chernobyl facility to lead the new world.'
         });
         this.registerEntry('mutant_frost_giant', {
             category: 'mutants',