Use MIT as default cookbook license

And improve the author name, making it more consistent with the rest of
the repo.

.chef/config.rb

@@ -8,8 +8,8 @@ data_bag_path             "data_bags"
 encrypted_data_bag_secret "#{current_dir}/encrypted_data_bag_secret"
 local_mode                true # Chef local mode, replacing Solo
 
-cookbook_copyright     'Kosmos'
-cookbook_license       'none'
+cookbook_copyright     'Kosmos Developers'
+cookbook_license       'MIT'
 cookbook_email         'mail@kosmos.org'
 
 # Knife-Zero config, see https://knife-zero.github.io/40_configuration/