Ignore new repo name for now

Author: bkeepers

script/html-proofer

@@ -4,7 +4,7 @@ require "bundler/setup"
 require "html-proofer"
 
 url_ignores = [
-  'https://github.com/github/opensource.guide',
+  %r{^https://github.com/github/opensource.guide},
   'https://karissa.github.io/post/okf-de',
   'https://this-week-in-rust.org/',
   'https://www.vagrantup.com/'