fix rubocop issues

Author: saz

lib/facter/rsyslog_version.rb

@@ -16,7 +16,7 @@
     when 'RedHat', 'Suse'
       if File.exist? '/sbin/rsyslogd'
         # Query rsyslogd binary for the version
-        Facter::Util::Resolution.exec("rsyslogd -v | sed -n '2q; s/^[^ ]* \([0-9][^ ]*\).*/\1/; s/,//g;p'")
+        Facter::Util::Resolution.exec("rsyslogd -v | sed -n '2q; s/^[^ ]* ([0-9][^ ]*).*/\1/; s/,//g;p'")
       else
         # Fall back to rpm to determine version
         command = 'rpm -q --qf "%{VERSION}" "rsyslog"'