Clarify the optional-ness of the SSL client password in the example

Author: Kevin Paulisse

examples/octocatalog-diff.cfg.rb

@@ -103,6 +103,9 @@ def self.config
       # fqdn = Socket.gethostbyname(Socket.gethostname).first
       # settings[:puppetdb_ssl_client_key] = File.read("/etc/puppetlabs/puppet/ssl/private_keys/#{fqdn}.pem")
       # settings[:puppetdb_ssl_client_cert] = File.read("/etc/puppetlabs/puppet/ssl/certs/#{fqdn}.pem")
+
+      # For keys generated by Puppet, passwords are not needed so the next setting can be left commented.
+      # If you generated your own key outside of Puppet and it has a password, specify it here.
       # settings[:puppetdb_ssl_client_password] = 'your-password-here'
 
       ##############################################################################################