package/mender-artifact: bump version to 4.2.0

Release notes:
https://github.com/mendersoftware/mender-artifact/releases/tag/4.2.0

https://github.com/mendersoftware/mender-artifact/releases/tag/4.1.1
(mentions CVE-2025-22868 as fixed, but this is a host-only package)

Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
Signed-off-by: Julien Olivain <ju.o@free.fr>

package/mender-artifact/mender-artifact.hash

@@ -1,5 +1,5 @@
 # Locally computed:
-sha256  d82cd2f802033d53f2e947ed8d9d6cdd7a036fadbd92a2696b72122bd2070039  mender-artifact-4.1.0-go2.tar.gz
+sha256  14ba008df9b24321de72821de394bc4326e4dd9e17ed7c111340689e90d8b596  mender-artifact-4.2.0-go2.tar.gz
 sha256  a99c495576ecc6d6e137e471c515d38757179240ff6cc41bd481e29d3504f334  LIC_FILES_CHKSUM.sha256
 
 # License hash extracted from LIC_FILES_CHKSUM.sha256 using the

package/mender-artifact/mender-artifact.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-HOST_MENDER_ARTIFACT_VERSION = 4.1.0
+HOST_MENDER_ARTIFACT_VERSION = 4.2.0
 HOST_MENDER_ARTIFACT_SITE = $(call github,mendersoftware,mender-artifact,$(HOST_MENDER_ARTIFACT_VERSION))
 HOST_MENDER_ARTIFACT_LICENSE = Apache2.0, BSD-2-Clause, BSD-3-Clause, ISC, MIT, MPL-2.0
 # Vendor license paths generated with: