fix(core): update

ts/index.ts

@@ -1,3 +1,2 @@
 export * from './abstractclasses';
 export * from './interfaces';
-

ts/interfaces/index.ts

@@ -1,3 +1,3 @@
 export * from './paymentaccount';
 export * from './transaction';
-export * from './voucher';
+export * from './voucher';

ts/interfaces/transaction.ts

@@ -1,4 +1,4 @@
-import { IVoucher } from "./voucher";
+import { IVoucher } from './voucher';
 
 export interface IFinplusTransaction {
   finplusTransactionId: string;
@@ -18,4 +18,4 @@ export interface IFinplusTransaction {
       dateIso?: string;
     };
   };
-}
+}