Fix: Antidotes to Avatar Transformation Items should be added to Rewards by API (#11353)

* Fix: moved debuffPotions from vue component

- Move logic of choosing proper debuf potion from vue component to website commons
- introduce new function to get debuffSpellItems

* Fix: move debuffPotions to server

* Refactoring: move setting of debuff potion to func

* Fix: sanity

* Refactoring & Tests:

- Create test case for get and set DebuffPotionItems functions
- Fix setDebuffPotionItems function to not create duplicated debuff items
- Make debuff potion type of items unpinnable
- Move list of debuffs to constant to reuse it in tests and functions

* Fix: typo in test describe

* Fix: translation of unpin

* Fix: setDebuffPotionItems on cron buffs reset

* Fix: use full path for debuff potions

website/common/script/libs/getDebuffPotionItems.js

@@ -0,0 +1,22 @@
+import { TRANSFORMATION_DEBUFFS_LIST } from '../constants';
+
+module.exports = function getDebuffPotionItems (user) {
+  const items = [];
+  const userBuffs = user.stats.buffs;
+
+  if (user) {
+    for (let key in TRANSFORMATION_DEBUFFS_LIST) {
+      if (userBuffs[key]) {
+        let debuff = TRANSFORMATION_DEBUFFS_LIST[key];
+        const item = {
+          path: `spells.special.${debuff}`,
+          type: 'debuffPotion',
+        };
+        items.push(item);
+      }
+    }
+
+
+    return items;
+  }
+};