fixed usage of @webwallet/schemas module due to breaking changes on API

Author: boolpath

lib/database/datastore/schemas/transaction.js

@@ -1,6 +1,6 @@
 'use strict'
 
-const { transaction } = require('@webwallet/schemas').joi
+const { transaction } = require('@webwallet/schemas')('joi')
 
 const { instances } = require('gstore-node')
 const gstore = instances.get('hashtable')