systemd: fix postinst files owner/group IDs

qemu runs under PSEUDO_UNLOAD=1 in the postinst scripts. Therefore
all created in the rootfs files have incorrect owner and group IDs.

Added 'chown 0:0' in pkg_postinst_udev-hwdb()

Port of hf2013.11-119-fix-incorrect-file-owner-and-group

JIRA: MEIBPADIT-874

Signed-off-by: Mikhail Durnev <mikhail_durnev@mentor.com>
fontcache: fix postinst files owner/group IDs

qemu runs under PSEUDO_UNLOAD=1 in the postinst scripts. Therefore
all created in the rootfs files have incorrect owner and group IDs.

Added 'chown 0:0' in postinst intercept script update_font_cache

Port of hf2013.11-119-fix-incorrect-file-owner-and-group

JIRA: MEIBPADIT-873

Signed-off-by: Mikhail Durnev <mikhail_durnev@mentor.com>
Merge pull request #396 from mdurnev/mdurnev/file-owner-group

Mdurnev/file owner group