update http to https

Author: Harold Blankenship

README.md

@@ -8,6 +8,6 @@ International License][cc-by-sa].
 
 [![CC BY-SA 4.0][cc-by-sa-image]][cc-by-sa]
 
-[cc-by-sa]: http://creativecommons.org/licenses/by-sa/4.0/
+[cc-by-sa]: https://creativecommons.org/licenses/by-sa/4.0/
 [cc-by-sa-image]: https://licensebuttons.net/l/by-sa/4.0/88x31.png
 [cc-by-sa-shield]: https://img.shields.io/badge/License-CC%20BY--SA%204.0-lightgrey.svg

sitemap.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?><!--Generated by Screaming Frog SEO Spider 12.2-->
-<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+<urlset xmlns="https://www.sitemaps.org/schemas/sitemap/0.9">
   <url>
     <loc>https://owasp.org/www-chapter-salt-lake-city/migrated_content</loc>
   </url>