Add minimal metadata

[kcd83]

Hey, if you add the minimum metadata requirement then users can import this role

ansible-galaxy install -r requirements.txt

# requirements.txt
- name: imc-ansible
  #src: https://github.com/CiscoUcs/imc-ansible.git
  #version: f9645e844770e2f95b41a8f691f76f8078ca6216i
  src: https://github.com/kcd83/imc-ansible.git
  version: 6f947eede56daaa47670b2885cd7a6007969ab9c