SEO de-tuning

[ajeanmahoney]

Google is indexing pages under the final-review route (e.g., https://queue.rfc-editor.org/final-review/rfc9999/). These pages and the cluster pages under the https://queue.rfc-editor.org/clusters/ should not be indexed. Actually, everything except https://queue.rfc-editor.org/about/ is ephemeral and shouldn't be indexed.

h/t @sginoza

[ajeanmahoney]

Also https://www.rfc-editor.org/authors/ routes are being indexed and shouldn't be