example confs: Remove AHBL blacklists, which are no longer available.

(cherry picked from commit a0998bcdd7c64997fee1b5fb9667c5797438c5a1)

Conflicts:
	doc/example.conf
	doc/reference.conf
info: Change N-line to connect block.

(cherry picked from commit bf77c3a1efba7213aee6d2419368de5872255374)