Merge pull request #40 from pphatdev/develop

Update robots.txt

Author: pphatdev

public/robots.txt

@@ -2,4 +2,4 @@ User-agent: *
 Allow: *
 Disallow: /admin/*
 
-Sitemap: https://www.pphat.top/sitemap.xml
+Sitemap: https://pphat.top/sitemap.xml