…to legacy

- Trigger on pull requests affecting specific paths and on manual dispatch
- Provision and set up a test cluster using Bolt and Rake
- Install Puppet Enterprise on the test cluster
- Convert one compiler to legacy and verify the conversion
- Tear down the test cluster after the workflow completes

…acy compilers

- Trigger on pull requests affecting specific paths and on manual dispatch
- Provision and set up a test cluster using Bolt and Rake
- Install Puppet Enterprise with legacy compilers on the test cluster
- Verify the configuration of legacy compilers
- Upgrade Puppet Enterprise and verify the configuration post-upgrade
- Tear down the test cluster after the workflow completes

…es plan

- Replace parallelize with map for better readability
- Add error handling for hostname command execution
- Add error handling for inventory file update command

…de.yaml

- Replace `head -n 2` with `sed -n 2p` for accurate selection of the second compiler

The push trigger has been removed from the test-legacy-compilers and test-legacy-upgrade workflows. This change ensures that these workflows are only triggered manually via workflow_dispatch.

fix(workflow): correct conditional syntax in test-legacy-upgrade.yaml

- Replace incorrect `AND` with `&&` for accurate conditional checks