dns/dnsmasq-devel: update to v2.92test16

Changelog:
* bceb528 2025-07-07 | Fix FTBFS on MacOS. (HEAD -> master, tag: v2.92test16) [Simon Kelley]
* 84445de 2025-07-07 | Fix server selection for DS queries. [Simon Kelley]
* c70b92b 2025-06-24 | Add CG-NAT range to non-globally routed IP space per RFC7793 (tag: v2.92test15)
		       [Rob Gill via Dnsmasq-discuss]
* 57e5824 2025-06-24 | Fix to 57f0489f384193f7c962fb2a20c9e2e867f86039 [Simon Kelley]

MFH:		2025Q3