fix rubocop error

Author: Simon Peeters

lib/puppet/provider/network_config/redhat.rb

@@ -29,7 +29,7 @@
   ALIAS_REGEX = %r{.{1,12}(?<!~|\.bak|\.old|\.orig|\.rpmnew|\.rpmorig|\.rpmsave)}
 
   # @return [Regexp] The regular expression for interface scripts on redhat systems
-  SCRIPT_REGEX     = %r{\Aifcfg-[a-z]+[a-z\d]+(?::#{ALIAS_REGEX}|\.#{VLAN_RANGE_REGEX})?\Z}
+  SCRIPT_REGEX = %r{\Aifcfg-[a-z]+[a-z\d]+(?::#{ALIAS_REGEX}|\.#{VLAN_RANGE_REGEX})?\Z}
 
   NAME_MAPPINGS = {
     ipaddress: 'IPADDR',