Clear out the ignore urls when proofing

Going to start over on the ignoring.

mkdocs.yml

@@ -47,13 +47,7 @@ plugins:
         # only available to users that are logged in to GitHub and have
         # ponylang org access
         404: ["https://github.com/organizations/ponylang/settings/repository-defaults"]
-      ignore_urls:
-        # sync recordings regularly times out. if we can every ignore the -1
-        # response as "transient", then we can remove this ignore. sadly, we
-        # can't add -1 to the raise_error_excludes right now as it doesn't work.
-        # only valid HTTP status codes can be excluded.
-        - https://sync-recordings.ponylang.io
-        - "*/blog/*"
+
   - rss:
       match_path: blog/posts/.*
       date_from_meta: