package/systemd: replace SYSTEMD_CPE_ID_VENDOR

freedesktop has been replaced by systemd_project since January 2022:

<cpe-item name="cpe:/a:freedesktop:systemd:247:rc1" deprecated="true" deprecation_date="2022-01-28T19:09:42.747Z">
    <title xml:lang="en-US">freedesktop systemd 247 Release Candidate 1</title>
      <reference href="https://github.com/systemd/systemd/releases">Change Log</reference>
    <cpe-23:cpe23-item name="cpe:2.3:a:freedesktop:systemd:247:rc1:*:*:*:*:*:*">
        <cpe-23:deprecated-by name="cpe:2.3:a:systemd_project:systemd:247:rc1:*:*:*:*:*:*" type="NAME_CORRECTION"/>

https://nvd.nist.gov/products/cpe/search/results?namingFormat=2.3&keyword=cpe%3A2.3%3Aa%3Asystemd_project%3Asystemd

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit a143c012ef1fb21fb1d2761e9cd172285f1b5131)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/systemd/systemd.mk

@@ -44,7 +44,7 @@ SYSTEMD_LICENSE_FILES = \
 	LICENSES/murmurhash2-public-domain.txt \
 	LICENSES/OFL-1.1.txt \
 	LICENSES/README.md
-SYSTEMD_CPE_ID_VENDOR = freedesktop
+SYSTEMD_CPE_ID_VENDOR = systemd_project
 SYSTEMD_INSTALL_STAGING = YES
 SYSTEMD_DEPENDENCIES = \
 	$(BR2_COREUTILS_HOST_DEPENDENCY) \