Update sitemap.xml

Author: savettio

sitemap.xml

@@ -1 +1,7 @@
-https://savettio.github.io/savett/
+<?xml version="1.1" encoding="UTF-8"?>
+<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+<url>
+<loc>https://savettio.github.io/savett/</loc>
+<changefreq>Daily</changefreq>
+</url>
+</urlset>