remove unused comments

src/server.js

@@ -1,7 +1,5 @@
 const http = require('http');
 const url = require('url');
-const fs = require('fs');
-const path = require('path');
 const mongoose = require('mongoose');
 const isAuthenticated = require('./middlewares/auth').isAuthenticated;
 const { notFound, methodNotAllowed } = require('./middlewares/responses');