autofix: fixes from CI

Author: benjie

.cachedValidUrls.json

@@ -311,6 +311,7 @@
   "https://www.cloudflare.com/rate-limiting/",
   "https://www.contributor-covenant.org",
   "https://www.contributor-covenant.org/version/1/4/code-of-conduct.html",
+  "https://www.dotcom-monitor.com/sponsoring-open-source-projects/",
   "https://www.dropbox.com/sh/ubvuezh5xww3l66/AAAAPhMTfWqh8lG50Bgqz9U-a",
   "https://www.enzuzo.com/",
   "https://www.fanatics.com/",