Update applyStaticHooks.js

Author: vkarpov15

lib/helpers/model/applyStaticHooks.js

@@ -3,14 +3,14 @@
 const promiseOrCallback = require('../promiseOrCallback');
 const { queryMiddlewareFunctions, aggregateMiddlewareFunctions, modelMiddlewareFunctions, documentMiddlewareFunctions } = require('../../constants');
 
-const middlewareFunctions = [
-  ...[
+const middlewareFunctions = Array.from(
+  new Set([
     ...queryMiddlewareFunctions,
     ...aggregateMiddlewareFunctions,
     ...modelMiddlewareFunctions,
     ...documentMiddlewareFunctions
-  ].reduce((s, hook) => s.add(hook), new Set())
-];
+  ])  
+);
 
 module.exports = function applyStaticHooks(model, hooks, statics) {
   const kareemOptions = {