DO NOT MERGE:

• Merge and release this PR after test-kitchen changes with licensing are released.
• Test kitchen changes are dependent on release of licensing changes of Infra tracked here CHEF-11803: Integrate chef-licensing library with Infra chef/chef#14467

Description

• Upgrade Inspec version to major version 6
• Enable the ability to set chef_license_key using Kitchen
• Enable the ability to set chef_license_server using Kitchen

Via Kitchen kitchen.yaml
To configure verifier block with chef_license_key :

verifier:
  name: inspec
  chef_license_key: LICENSE_KEY

To configure verifier block with chef_license_server :

Multiple URLS

verifier:
  name: inspec
  chef_license_key: LICENSE_KEY
  chef_license_server:
    - https://test-url-1
    - https://test-url-2

Or

Single URL

verifier:
  name: inspec
  chef_license_key: LICENSE_KEY
  chef_license_server: https://test-url-1

Check List

• New functionality includes tests
• All tests pass
• All commits have been signed-off for the Developer Certificate of Origin. See https://github.com/chef/chef/blob/master/CONTRIBUTING.md#developer-certification-of-origin-dco
• PR title is a worthy inclusion in the CHANGELOG