git: 70968ea087e7..f8035ed8e513 - vendor/libarchive - vendor branch updated

From: Martin Matuska <mm_at_FreeBSD.org>
Date: Mon, 31 Jul 2023 11:10:38 UTC
The branch vendor/libarchive has been updated by mm:

URL: https://cgit.FreeBSD.org/src/log/?id=70968ea087e7..f8035ed8e513

f8035ed8e513 Update vendor/libarchive to libarchive/libarchive@27ca5119f