Error: No AI crawlers are explicitly allowed in robots.txt

Repro:
agentic-seo --url https://docs.nvidia.com/dynamo/getting-started/quickstart
OR
agentic-seo --url https://docs.nvidia.com/dynamo/getting-started/quickstart.md (ran sequentially)

Warning returned:
△ [Robots.txt AI Access] No AI crawlers are explicitly allowed in robots.txt.

There's a robots.txt at https://docs.nvidia.com/robots.txt and it does explicitly allow AI crawlers (not that it should be needed as robots is an **exclusion protocol,** not a permissions protocol).