dns/dnsmasq-devel: update to v2.92test8

Upstream's changes since test7 (by Simon Kelley):

• 91b800c 2025-05-14 | CHANGELOG update. (tag: v2.92test8)
• 075e4a5 2025-04-30 | --leasequery can now take a subnet argument.
• 48658eb 2025-04-23 | Add address filtering for leasequery.
• 692ed0d 2025-04-23 | Log source address of leasequeries.
• 43805c1 2025-04-04 | Omit message type from leasequery.c option dump.
• 4fbe1ad 2025-03-20 | Implement RFC-4388 DHCPv4 leasequery.
• 57c7ae8 2025-05-14 | CHANGELOG update.
• d100821 2025-05-14 | Better error message when rejecting a TFTP transfer.

MFH: 2025Q2