Unsupported ubuntu version in galaxy_info

Yakkety is no longer supported

mata/main.yml

---
galaxy_info:
  author: "CI TASK"
  description: "A role for installing Python."

  license: "MIT"

  min_ansible_version: "2.2.1.0"

  platforms:
    - name: "Ubuntu"
      versions:
        - "yakkety"
        - "xenial"

  galaxy_tags: []

dependencies: []

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