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

[Cy Schubert]

The branch vendor/heimdal has been updated by cy:

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

b6a943f7197a heimdal: Vendor import f62e2f278