Update github-pages-health-check to 💎 v1.17.0

Author: hubot

lib/github-pages/dependencies.rb

@@ -18,7 +18,7 @@ class Dependencies
       # Misc
       "liquid" => "4.0.3",
       "rouge" => "3.23.0",
-      "github-pages-health-check" => "1.16.1",
+      "github-pages-health-check" => "1.17.0",
 
       # Plugins
       "jekyll-redirect-from" => "0.16.0",