openldap: upgrade 2.6.7 -> 2.6.8

Changelog:
===========
- Fixed libldap exit handling with OpenSSL3 again (ITS#9952)
- Fixed libldap OpenSSL channel binding digest (ITS#10216)
- Fixed slapd handling of large uid/gids peercred auth (ITS#10211)
- Fixed slapd-asyncmeta/meta target structure allocations (ITS#10197)
- Fixed slapd-meta with dynlist (ITS#10164)
- Fixed slapd-meta binds when proxying internal op (ITS#10165)
- Added slapo-nestgroup overlay (ITS#10161)
- Added slapo-memberof 'addcheck' option (ITS#10167)
- Fixed slapo-accesslog startup initialization (ITS#10170)
- Fixed slapo-constraint double free on invalid attr (ITS#10204)
- Fixed slapo-dynlist with abandoned operations (ITS#10044)
- Fixed build with gcc14.x (ITS#10166)
- Fixed back-perl with clang15 (ITS#10177)
- Fixed to reduce systemd dependencies (ITS#10214)
- Added slapo-alias contrib module (ITS#10104, ITS#10182)
- Fixed slapo-autogroup to work with slapo-dynlist (ITS#10185)
- Fixed smbk5pwd implicit function declaration (ITS#10206)
- Fixed slapo-memberof exattr requirements (ITS#7400)
- Fixed slapo-memberof is no longer deprecated (ITS#7400)

License-Update: Copyright year updated to 2024.

Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-support/openldap/openldap_2.6.8.bb

@@ -7,7 +7,7 @@ HOMEPAGE = "http://www.OpenLDAP.org/license.html"
 # basically BSD.  opensource.org does not record this license
 # at present (so it is apparently not OSI certified).
 LICENSE = "OpenLDAP"
-LIC_FILES_CHKSUM = "file://COPYRIGHT;md5=beceb5ac7100b6430640c61655b25c1f \
+LIC_FILES_CHKSUM = "file://COPYRIGHT;md5=3a41b4ed95ab4a20f366a8d82536afe4 \
                     file://LICENSE;md5=153d07ef052c4a37a8fac23bc6031972 \
                     "
 SECTION = "libs"
@@ -21,7 +21,7 @@ SRC_URI = "http://www.openldap.org/software/download/OpenLDAP/openldap-release/$
     file://0001-build-top.mk-unset-STRIP_OPTS.patch \
 "
 
-SRC_URI[sha256sum] = "cd775f625c944ed78a3da18a03b03b08eea73c8aabc97b41bb336e9a10954930"
+SRC_URI[sha256sum] = "48969323e94e3be3b03c6a132942dcba7ef8d545f2ad35401709019f696c3c4e"
 
 DEPENDS = "util-linux groff-native"