Added Some URL to Sitemap

templates/sitemap.tmpl

@@ -17,3 +17,6 @@ https://gitote.in/sponsorship
 https://gitote.in/sponsors
 https://gitote.in/trending
 https://gitote.in/explore
+https://gitote.in/explore/repos
+https://gitote.in/explore/users
+https://gitote.in/explore/organizations