package/audit: bump to version 2.8.4
Fix a segfault in auditd when dns resolution isn't available. Additional
changes since 2.8.2 can be seen at
http://people.redhat.com/sgrubb/audit/ChangeLog
Signed-off-by: Carlos Santos <casantos@datacom.com.br>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>