misc/freebsd-doc-*: Update to rev. d97a087 from the FreeBSD docset

This change mainly increases the timeout configuration for Hugo.

We are receiving several reports of pkg-fallouts with the error message
"... timed out after 1m0s."

Approved by: doceng (implicit)

(cherry picked from commit 99cfa5a67c1408c919a5434522f37328d66811d8)