Update cookbook.md

Name correction

Author: oliveiradanielm

docs/cookbook.md

@@ -34,7 +34,7 @@ $ mina production deploy
 ```
 task :deploy do
  run(:local) do
- comamnd "scp config/application.yml #{fetch(:user)}@#{fetch(:domain)}:#{fetch(:shared_path)}/config/application.yml"
+ command "scp config/application.yml #{fetch(:user)}@#{fetch(:domain)}:#{fetch(:shared_path)}/config/application.yml"
  end
 
  deploy do