Merge pull request #602 from ipalo/patch-1

fixed typo

Author: sidorares

examples/ssl/rds-ssl.js

@@ -1,11 +1,10 @@
-var fs = require('fs');
 var mysql = require('mysql2');
 
 var conn = mysql.createConnection({
   user: process.env.USER,
   password: process.env.PASSWORD,
   database: process.env.DB,
-  ost: process.env.HOST,
+  host: process.env.HOST,
   port: 3306,
   ssl: 'Amazon RDS'
 });