use node.default for setting attributes in readme
use node.default for setting attributes in readme

In Chef 11, attributes must be set using the node methods (node.default,
node.set or node.normal, and node.override). Use this in the README for
consistency. Chef 10.16 will warn about the accidental node attribute
setting usage.

chef-rbenv/ruby_rbenv,chef-rbenv/ruby_rbenv,dexpetkovic/ruby_rbenv,pollosp/ruby_rbenv,pollosp/ruby_rbenv,chef-rbenv/ruby_rbenv,dexpetkovic/ruby_rbenv,dexpetkovic/ruby_rbenv,pollosp/ruby_rbenv,sous-chefs/ruby_rbenv,sous-chefs/ruby_rbenv