pcf.rb in newrelic_rpm-8.11.0

- old
+ new

@@ -1,6 +1,5 @@
-# encoding: utf-8
 # This file is distributed under New Relic's license terms.
 # See https://github.com/newrelic/newrelic-ruby-agent/blob/main/LICENSE for complete details.
 # frozen_string_literal: true
 
 require 'new_relic/agent/utilization/vendor'
@@ -8,10 +7,10 @@
 module NewRelic
   module Agent
     module Utilization
       class PCF < Vendor
         vendor_name "pcf"
-        keys ["CF_INSTANCE_GUID", "CF_INSTANCE_IP", "MEMORY_LIMIT"]
+        keys %w[CF_INSTANCE_GUID CF_INSTANCE_IP MEMORY_LIMIT]
         key_transforms [:downcase, :to_sym]
 
         def detect
           begin
             return false unless pcf_keys_present?