[PM-6199] VaultFilterService keeps decrypted collections in memory after logout (#8120)

* updated vault filter service to make use of collection service

* removed fix me

* reverted to use reload collections on org vault as collection admin service does not support state management yet

* fixed statement

libs/common/src/vault/abstractions/collection.service.ts

@@ -7,6 +7,8 @@ import { TreeNode } from "../models/domain/tree-node";
 import { CollectionView } from "../models/view/collection.view";
 
 export abstract class CollectionService {
+  decryptedCollections$: Observable<CollectionView[]>;
+
   clearActiveUserCache: () => Promise<void>;
   encrypt: (model: CollectionView) => Promise<Collection>;
   decryptedCollectionViews$: (ids: CollectionId[]) => Observable<CollectionView[]>;