Fix style to use curly braces instead of pipes

modules/exploits/unix/dhcp/rhel_dhcp_client_command_injection.rb

@@ -13,7 +13,7 @@ class MetasploitModule < Msf::Exploit::Remote
   def initialize(info = {})
     super(update_info(info,
       'Name'           => 'DHCP Client Command Injection (DynoRoot)',
-      'Description'    => %q|
+      'Description'    => %q{
         This module exploits the DynoRoot vulnerability, a flaw in how the
          NetworkManager integration script included in the DHCP client in
          Red Hat Enterprise Linux 6 and 7, Fedora 28, and earlier
@@ -22,7 +22,7 @@ class MetasploitModule < Msf::Exploit::Remote
          to execute arbitrary commands with root privileges on systems using
          NetworkManager and configured to obtain network configuration using
          the DHCP protocol.
-      |,
+      },
       'Author'         =>
         [
           'Felix Wilhelm', # Vulnerability discovery