git: 02c5aa9b0928..e2357561b949 - vendor/openzfs/master - vendor branch updated

From: Martin Matuska <mm_at_FreeBSD.org>
Date: Fri, 31 May 2024 07:30:15 UTC
The branch vendor/openzfs/master has been updated by mm:

URL: https://cgit.FreeBSD.org/src/log/?id=02c5aa9b0928..e2357561b949

800d59d57718 Some improvements to metaslabs eviction
6b95031f5642 zed: Add deadman-slot_off.sh zedlet
01c8efdd59b5 Simplify issig().
ae22044da998 spl: fix compilation without HAVE_BACKTRACE
5137c132a5e8 zpool import output is not formated properly.
e2357561b949 FreeBSD: Add const qualifier to members of struct opensolaris_utsname