syslog-ng: Change log ownership and permissions
syslog-ng: Change log ownership and permissions

Change system log ownership and permissions to root:adm@0640
so that authorized users (members of adm) can read them.

Signed-off-by: Haris Okanovic <4f2c24956fa4a8756878315db434b9fed29fa615@ni.com>
Acked-by: Ben Shelton <873d2944fc7a954ed322314738197137e10de387@ni.com>
Acked-by: Brad Mouring <58d99a887450796456131638ba4c43b5ba95afcf@ni.com>
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Natinst-ReviewBoard-ID: 85897

ni/meta-nilrt,ni/meta-nilrt,ni/meta-nilrt,ni/meta-nilrt,ni/meta-nilrt