Update dnsmasq to 2.83

Summary:
Changelog available here.
Fixes T9530.

Test Plan: Ran dnsmasq with sudo dnsmasq -d -a 127.0.0.2 and queried it with dig @127.0.0.2 getsol.us.

Reviewers: Triage Team, JoshStrobl

Reviewed By: Triage Team, JoshStrobl

Subscribers: JoshStrobl

Maniphest Tasks: T9530

Differential Revision: https://dev.getsol.us/D10515