cleanup(2489): removed path.install option from the paths command, removed any usage of this command

[kaanyalti]

• Breaking change

What does this PR do?

Removes --path.install flag declaration from the paths command and removes its use from container and enroll commands

Why is it important?

This command is currently ignored and deprecated

Checklist

• I have read and understood the pull request guidelines of this project.
• My code follows the style guidelines of this project
• [ ] I have commented my code, particularly in hard-to-understand areas
• [ ] I have made corresponding changes to the documentation
• [ ] I have made corresponding change to the default configuration files
• [ ] I have added tests that prove my fix is effective or that my feature works
• I have added an entry in ./changelog/fragments using the changelog tool
• [ ] I have added an integration test or an E2E test

Disruptive User Impact

Any client using --path.install flag will fail

How to test this PR locally

• Deploy ess
• Prepare necessary packages for testing
  • tar.gz
  • docker
• Try to install tar.gz with path.install and verify that the installation fails
• Install tar.gz without the flag and validate that the installation is successful
• Unenroll the agent on fleet ui, and then enroll the agent again and validate that enrollment is successful
• Run agent in docker and validate that it is successfully run

Related issues

• Closes Remove --path.install option #2489

[mergify]

This pull request does not have a backport label. Could you fix it @kaanyalti? 🙏
To fixup this pull request, you need to add the backport labels for the needed
branches, such as:

• backport-./d./d is the label to automatically backport to the 8./d branch. /d is the digit

[mergify]

backport-v8.x has been added to help with the transition to the new branch 8.x.
If you don't need it please use backport-skip label and remove the backport-8.x label.

[elastic-sonarqube]

Quality Gate passed

Issues
0 New issues
0 Fixed issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
No data about Duplication

See analysis details on SonarQube

[jlind23]

Removing the backport label as this should remain on main.

[elasticmachine]

Pinging @elastic/elastic-agent-control-plane (Team:Elastic-Agent-Control-Plane)