use https link

cookiecutter.yaml

@@ -4,7 +4,7 @@ about:
     description:
         "We are now accepting applications for hackweek participants."
         # "We are in the early stages of organizing a fifth event as part of this series, and we need your help! Consider joining the ICESat-2 hackweek organizing team. We will partner with you to design tutorials and projects, and provide a variety of professional development opportunities along the way. Click on the button below to learn more:"
-    learn_more: http://event.hackweek.io/ # https://escience.notion.site/UW-Hackweek-Organizing-Team-Application-b7e5742a4c7e4cad8b4ece80ee171ab0
+    learn_more: https://event.hackweek.io/ # https://escience.notion.site/UW-Hackweek-Organizing-Team-Application-b7e5742a4c7e4cad8b4ece80ee171ab0
     links:
         - url: https://icesat-2-2023.hackweek.io/
           title: 2023 Hackweek