diffstat: upgrade 1.67 -> 1.68

License-Update: Copyright year updated to 2025

(From OE-Core rev: e96c1a869d250250f14ff2f0089df78b7ec5795c)

Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-devtools/diffstat/diffstat_1.67.bb → meta/recipes-devtools/diffstat/diffstat_1.68.bb

@@ -5,14 +5,14 @@ reviewing large, complex patch files."
 HOMEPAGE = "http://invisible-island.net/diffstat/"
 SECTION = "devel"
 LICENSE = "X11"
-LIC_FILES_CHKSUM = "file://COPYING;md5=6232ea974e4cbc4ee06b49ed53df6ece"
+LIC_FILES_CHKSUM = "file://COPYING;md5=0c432d3aeb935855b2ca1ad2a0542ce4"
 
 SRC_URI = "http://invisible-mirror.net/archives/${BPN}/${BP}.tgz \
            file://run-ptest \
            file://avoid-check-user-break-cc.patch \
            "
 
-SRC_URI[sha256sum] = "760ed0c99c6d643238d41b80e60278cf1683ffb94a283954ac7ef168c852766a"
+SRC_URI[sha256sum] = "89f9294a8ac74fcef6f1b9ac408f43ebedf8d208e3efe0b99b4acc16dc6582c7"
 
 inherit autotools gettext ptest