v4.0.0

Replace describe-config for atmos-get-setting, add optional cache and azure storage options @jamengual (#92)

## what

This is based on #90 that @goruha was working on.

• Replace the describe config for cloudposse/github-action-atmos-get-setting
• Replace If statements to check for azure repository type
• Add azure blob storage and cosmos
• Allow to skip checkout
• Add pr-comment parameter to allow the user to get the current summary and a PR comment if they want to.
• Updated docs and Tests.
• Fix: clean environment file from .terraform cache to avoid workspace select errors

why

To support azure and better config settings

references

#90