Update plugin.rb

Author: joemsak

lib/code_teams/plugin.rb

@@ -22,6 +22,7 @@ def self.data_accessor_name(key = default_data_accessor_name)
 
     sig { returns(String) }
     def self.default_data_accessor_name
+      # e.g., MyNamespace::MyPlugin -> my_plugin
       Utils.underscore(Utils.demodulize(name))
     end