Suppress spurious error output

Have the process start cleaner in EL8 deployments

confluent_osdeploy/el8/initramfs/usr/lib/dracut/hooks/initqueue/01-confluent.sh

@@ -5,6 +5,7 @@ TRIES=0
 oum=$(umask)
 umask 0077
 mkdir -p /etc/confluent
+touch /etc/confluent/confluent.info
 umask $oum
 cd /sys/class/net
 while ! grep ^EXTMGRINFO: /etc/confluent/confluent.info | awk -F'|' '{print $3}' | grep 1 >& /dev/null && [ "$TRIES" -lt 60 ]; do