git: 0dde6f4f8e60..643f9a0581e8 - vendor/unbound - vendor branch updated

From: Cy Schubert <cy_at_FreeBSD.org>
Date: Sun, 16 Oct 2022 19:27:37 UTC
The branch vendor/unbound has been updated by cy:

URL: https://cgit.FreeBSD.org/src/log/?id=0dde6f4f8e60..643f9a0581e8

643f9a0581e8 unbound: Vendor import 1.16.3