Add LICENSE.adoc format

This template is ONLY used for enhancement requests. Bug reporting or new feature request issues should use the other template options for issue submission.

Current Behavior

Not allowing LICENSE.adoc in the folder structure stage

Purpose

It is convenient for the vendors who do not have other formats

Plan

• Update parsing checks

Acceptance Criteria

• It works on the following repo: https://repo1.dsop.io/dsop/cloudbees/core/core-mm/-/jobs/341942