Changed var to const

Author: niyonx

src/_DataStructures_/Trees/Trie/total-words-in-trie/total-words-in-trie.test.js

@@ -1,6 +1,6 @@
 const totalWordsInTrie = require('./index')
 const Trie = require('../index');
-var assert = require('assert');
+const assert = require('assert');
 
 describe('Data Structure : Trie', () => {
   it('Should be class of type Trie', () => {
@@ -32,4 +32,4 @@ describe('Data Structure : Trie', () => {
       assert.equal(result, 6);
     });
   });
-});
+});