[Ubuntu] fix overwrite packer files on unpack

[mikhailkoliada]

Description

It has the conflicting LICENSE.txt file.

Related issue: https://github.com/actions/runner-images/issues/9742

Check list

• [X] Related issue / work item is attached
• [ ] Tests are written (if applicable)
• [ ] Documentation is updated (if applicable)
• [ ] Changes are tested and related VM images are successfully generated

[mikhailkoliada]

/azp run ubuntu2004, ubuntu2204

[azure-pipelines[bot]]

Azure Pipelines successfully started running 2 pipeline(s).