git: 6f4e10db3298..b6a943f7197a - vendor/heimdal - vendor branch updated

From: Cy Schubert <cy_at_FreeBSD.org>
Date: Mon, 26 Jun 2023 23:02:35 UTC
The branch vendor/heimdal has been updated by cy:

URL: https://cgit.FreeBSD.org/src/log/?id=6f4e10db3298..b6a943f7197a

b6a943f7197a heimdal: Vendor import f62e2f278